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High · 7.8 Public exploit CVE-2025-38001 EUVD-2025-17306GHSA-rh23-w5x7-xjm4

net_sched: hfsc: Address reentrant enqueue adding class to eltree twice

Published Jun 6, 2025 · Updated Oct 15, 2026 · Assigned by Linux

Vendor: Linux Product: Linux Package: kernel Package: linux Package: linux Package: linux-allwinner-5.19 Package: linux-aws Package: linux-aws-5.0 Package: linux-aws-5.11 Package: linux-aws-5.13 Package: linux-aws-5.15 Package: linux-aws-5.19 Package: linux-aws-5.3 Package: linux-aws-5.4 Package: linux-aws-5.8 Package: linux-aws-6.14 Package: linux-aws-6.2 Package: linux-aws-6.5 Package: linux-aws-6.8 Package: linux-aws-fips Package: linux-azure Package: linux-azure-5.11 Package: linux-azure-5.13 Package: linux-azure-5.15 Package: linux-azure-5.19 Package: linux-azure-5.3 Package: linux-azure-5.4 Package: linux-azure-5.8 Package: linux-azure-6.11 Package: linux-azure-6.2 Package: linux-azure-6.5 Package: linux-azure-6.8 Package: linux-azure-edge Package: linux-azure-fde Package: linux-azure-fde-5.19 Package: linux-azure-fde-6.2 Package: linux-azure-fips Package: linux-azure-nvidia Package: linux-bluefield Package: linux-fips Package: linux-gcp Package: linux-gcp-5.11 Package: linux-gcp-5.13 Package: linux-gcp-5.15 Package: linux-gcp-5.19 Package: linux-gcp-5.3 Package: linux-gcp-5.4 Package: linux-gcp-5.8 Package: linux-gcp-6.11 Package: linux-gcp-6.14 Package: linux-gcp-6.2 Package: linux-gcp-6.5 Package: linux-gcp-6.8 Package: linux-gcp-fips Package: linux-gke Package: linux-gke-4.15 Package: linux-gke-5.15 Package: linux-gke-5.4 Package: linux-gkeop Package: linux-gkeop-5.15 Package: linux-gkeop-5.4 Package: linux-hwe Package: linux-hwe-5.11 Package: linux-hwe-5.13 Package: linux-hwe-5.15 Package: linux-hwe-5.19 Package: linux-hwe-5.4 Package: linux-hwe-5.8 Package: linux-hwe-6.11 Package: linux-hwe-6.2 Package: linux-hwe-6.5 Package: linux-hwe-6.8 Package: linux-hwe-edge Package: linux-ibm Package: linux-ibm-5.15 Package: linux-ibm-5.4 Package: linux-ibm-6.8 Package: linux-intel-5.13 Package: linux-intel-iot-realtime Package: linux-intel-iotg Package: linux-intel-iotg-5.15 Package: linux-iot Package: linux-kvm Package: linux-lowlatency Package: linux-lowlatency-hwe-5.15 Package: linux-lowlatency-hwe-5.19 Package: linux-lowlatency-hwe-6.11 Package: linux-lowlatency-hwe-6.2 Package: linux-lowlatency-hwe-6.5 Package: linux-lowlatency-hwe-6.8 Package: linux-nvidia Package: linux-nvidia-6.11 Package: linux-nvidia-6.2 Package: linux-nvidia-6.5 Package: linux-nvidia-6.8 Package: linux-nvidia-lowlatency Package: linux-nvidia-tegra Package: linux-nvidia-tegra-5.15 Package: linux-nvidia-tegra-igx Package: linux-oem Package: linux-oem-5.10 Package: linux-oem-5.13 Package: linux-oem-5.14 Package: linux-oem-5.17 Package: linux-oem-5.6 Package: linux-oem-6.0 Package: linux-oem-6.1 Package: linux-oem-6.11 Package: linux-oem-6.14 Package: linux-oem-6.5 Package: linux-oem-6.8 Package: linux-oracle Package: linux-oracle-5.0 Package: linux-oracle-5.11 Package: linux-oracle-5.13 Package: linux-oracle-5.15 Package: linux-oracle-5.3 Package: linux-oracle-5.4 Package: linux-oracle-5.8 Package: linux-oracle-6.14 Package: linux-oracle-6.5 Package: linux-oracle-6.8 Package: linux-raspi Package: linux-raspi-5.4 Package: linux-raspi-realtime Package: linux-raspi2 Package: linux-realtime Package: linux-realtime-6.14 Package: linux-realtime-6.8 Package: linux-riscv Package: linux-riscv-5.11 Package: linux-riscv-5.15 Package: linux-riscv-5.19 Package: linux-riscv-5.8 Package: linux-riscv-6.14 Package: linux-riscv-6.5 Package: linux-riscv-6.8 Package: linux-starfive-5.19 Package: linux-starfive-6.2 Package: linux-starfive-6.5 Package: linux-vmware Package: linux-xilinx Package: linux-xilinx-zynqmp Platform: Linux Ecosystem: Azure Linux Ecosystem: Debian Ecosystem: Ubuntu

Description

In the Linux kernel, the following vulnerability has been resolved:

net_sched: hfsc: Address reentrant enqueue adding class to eltree twice

Savino says:
"We are writing to report that this recent patch
(141d34391abbb315d68556b7c67ad97885407547) [1]
can be bypassed, and a UAF can still occur when HFSC is utilized with
NETEM.

The patch only checks the cl->cl_nactive field to determine whether
it is the first insertion or not [2], but this field is only
incremented by init_vf [3].

By using HFSC_RSC (which uses init_ed) [4], it is possible to bypass the
check and insert the class twice in the eltree.
Under normal conditions, this would lead to an infinite loop in
hfsc_dequeue for the reasons we already explained in this report [5].

However, if TBF is added as root qdisc and it is configured with a
very low rate,
it can be utilized to prevent packets from being dequeued.
This behavior can be exploited to perform subsequent insertions in the
HFSC eltree and cause a UAF."

To fix both the UAF and the infinite loop, with netem as an hfsc child,
check explicitly in hfsc_enqueue whether the class is already in the eltree
whenever the HFSC_RSC flag is set.

[1] https://web.git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=141d34391abbb315d68556b7c67ad97885407547
[2] https://elixir.bootlin.com/linux/v6.15-rc5/source/net/sched/sch_hfsc.c#L1572
[3] https://elixir.bootlin.com/linux/v6.15-rc5/source/net/sched/sch_hfsc.c#L677
[4] https://elixir.bootlin.com/linux/v6.15-rc5/source/net/sched/sch_hfsc.c#L1574
[5] https://lore.kernel.org/netdev/8DuRWwfqjoRDLDmBMlIfbrsZg9Gx50DHJc1ilxsEBNe2D6NMoigR_eIRIG0LOjMc3r10nUUZtArXx4oZBIdUfZQrwjcQhdinnMis_0G7VEk=@willsroot.io/T/#u

Affected products

VendorProductAffectedFixed
Linux Linux 5.0 5.4.294

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 linux 6.12.32-1 —
Debian 13 linux 6.12.32-1 —
Debian 12 linux 6.1.147-1 DSA-5973-1
Debian 11 linux 5.10.244-1 DLA-4327-1
Debian 11 linux-6.1 6.1.153-1~deb11u1 DLA-4328-1
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1070.72 —
Ubuntu 25.10 linux-azure-fde No fix yet —
Ubuntu 25.04 linux 6.14.0-23.23 USN-7611-1
Ubuntu 25.04 linux-aws +3 6.14.0-1008.8 USN-7611-4, USN-7611-3, USN-7611-2
Ubuntu 25.04 linux-gcp 6.14.0-1009.9 USN-7611-1
Ubuntu 25.04 linux-realtime 6.14.0-1005.5 USN-7611-1
Ubuntu 24.04 LTS linux 6.8.0-63.66 USN-7609-1
Ubuntu 24.04 LTS linux-aws 6.8.0-1031.33 USN-7609-1
Ubuntu 24.04 LTS linux-aws-6.14 +1 6.14.0-1009.9~24.04.1 USN-7665-2
Ubuntu 24.04 LTS linux-azure 6.8.0-1031.36 USN-7609-4
Ubuntu 24.04 LTS linux-azure-6.11 6.11.0-1018.18~24.04.1 USN-7628-1
Ubuntu 24.04 LTS linux-azure-nvidia 6.8.0-1019.20 USN-7609-5
Ubuntu 24.04 LTS linux-gcp 6.8.0-1032.34 USN-7609-1
Ubuntu 24.04 LTS linux-gcp-6.11 6.11.0-1017.17~24.04.1 USN-7610-1
Ubuntu 24.04 LTS linux-gcp-6.14 6.14.0-1011.11~24.04.1 —
Ubuntu 24.04 LTS linux-gke 6.8.0-1027.31 USN-7609-1
Ubuntu 24.04 LTS linux-gkeop 6.8.0-1014.16 USN-7609-1
Ubuntu 24.04 LTS linux-hwe-6.11 6.11.0-29.29~24.04.1 USN-7610-1
Ubuntu 24.04 LTS linux-ibm 6.8.0-1028.28 USN-7609-3
Ubuntu 24.04 LTS linux-lowlatency 6.8.0-63.66.1 USN-7609-1
Ubuntu 24.04 LTS linux-lowlatency-hwe-6.11 6.11.0-1016.17~24.04.1 USN-7610-3
Ubuntu 24.04 LTS linux-nvidia 6.8.0-1030.33 USN-7609-1
Ubuntu 24.04 LTS linux-nvidia-6.11 6.11.0-1012.12 —
Ubuntu 24.04 LTS linux-nvidia-lowlatency 6.8.0-1030.33.1 USN-7609-1
Ubuntu 24.04 LTS linux-nvidia-tegra 6.8.0-1008.8 —
Ubuntu 24.04 LTS linux-oem-6.11 6.11.0-1025.25 USN-7610-2
Ubuntu 24.04 LTS linux-oem-6.14 6.14.0-1006.6 USN-7618-1
Ubuntu 24.04 LTS linux-oem-6.8 6.8.0-1030.30 USN-7609-1
Ubuntu 24.04 LTS linux-oracle 6.8.0-1028.29 USN-7609-1
Ubuntu 24.04 LTS linux-raspi 6.8.0-1030.34 USN-7609-1
Ubuntu 24.04 LTS linux-riscv +2 No fix yet —
Ubuntu 24.04 LTS linux-riscv-6.14 6.14.0-23.23.1~24.04.1 —
Ubuntu 24.04 LTS linux-xilinx 6.8.0-1017.18 —
Ubuntu 22.04 LTS linux +1 5.15.0-143.153 USN-7608-1
Ubuntu 22.04 LTS linux-aws 5.15.0-1087.94 USN-7608-1
Ubuntu 22.04 LTS linux-aws-6.8 6.8.0-1031.33~22.04.1 USN-7609-1
Ubuntu 22.04 LTS linux-azure 5.15.0-1092.101 USN-7608-7
Ubuntu 22.04 LTS linux-azure-6.8 6.8.0-1031.36~22.04.1 USN-7609-5
Ubuntu 22.04 LTS linux-azure-fde 5.15.0-1092.101.1 —
Ubuntu 22.04 LTS linux-gcp 5.15.0-1086.95 USN-7608-1
Ubuntu 22.04 LTS linux-gcp-6.8 6.8.0-1032.34~22.04.1 USN-7609-1
Ubuntu 22.04 LTS linux-gke +1 5.15.0-1084.90 USN-7608-1
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1069.77 USN-7608-1
Ubuntu 22.04 LTS linux-hwe-6.8 6.8.0-64.67~22.04.1 USN-7653-1
Ubuntu 22.04 LTS linux-ibm 5.15.0-1079.82 USN-7608-1
Ubuntu 22.04 LTS linux-ibm-6.8 6.8.0-1028.28~22.04.1 —
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1082.88 USN-7608-5
Ubuntu 22.04 LTS linux-kvm 5.15.0-1083.88 USN-7608-1
Ubuntu 22.04 LTS linux-lowlatency-hwe-6.8 6.8.0-63.66.1~22.04.1 USN-7609-1
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1081.82 USN-7608-1
Ubuntu 22.04 LTS linux-nvidia-6.8 6.8.0-1030.33~22.04.1 USN-7609-1
Ubuntu 22.04 LTS linux-nvidia-tegra 5.15.0-1040.40 USN-7608-5
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1029.29 USN-7608-5
Ubuntu 22.04 LTS linux-oracle-6.8 6.8.0-1028.29~22.04.1 USN-7609-1
Ubuntu 22.04 LTS linux-raspi 5.15.0-1083.86 USN-7686-1
Ubuntu 22.04 LTS linux-riscv +32 No fix yet —
Ubuntu 22.04 LTS linux-riscv-6.8 6.8.0-63.66~22.04.1 —
Ubuntu 22.04 LTS linux-xilinx-zynqmp 5.15.0-1051.55 USN-7608-6
Show 12 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 20.04 LTS linux-gke +28 No fix yet —
Ubuntu 18.04 LTS linux-gcp +14 No fix yet —
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Ubuntu Pro Realtime 24.04 LTS linux-raspi-realtime 6.8.0-2025.26 USN-7609-2
Ubuntu Pro Realtime 24.04 LTS linux-realtime 6.8.1-1024.25 USN-7609-2
Ubuntu Pro Realtime 24.04 LTS linux-realtime-6.14 6.14.0-1010.10~24.04.1 —
Ubuntu Pro Realtime 22.04 LTS linux-intel-iot-realtime 5.15.0-1080.82 USN-7608-4
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1087.96 USN-7608-3
Ubuntu Pro Realtime 22.04 LTS linux-realtime-6.8 6.8.1-1024.25~22.04.1 —
Ubuntu Pro FIPS 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS-updates 24.04 LTS linux-fips 6.8.0-78.78+fips1 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-aws-fips 5.15.0-1087.94+fips1 USN-7608-2
Ubuntu Pro FIPS-updates 22.04 LTS linux-azure-fips 5.15.0-1094.103+fips1 USN-7712-1
Ubuntu Pro FIPS-updates 22.04 LTS linux-fips 5.15.0-143.153+fips1 USN-7608-2
Ubuntu Pro FIPS-updates 22.04 LTS linux-gcp-fips 5.15.0-1086.95+fips1 USN-7608-2
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1148.158+fips1 USN-7671-1
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1154.161+fips1 USN-7671-2
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1122.132 USN-7671-1
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1151.160+fips1 USN-7671-1
Ubuntu Pro FIPS-preview 22.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro 20.04 LTS linux 5.4.0-219.239 USN-7671-1
Ubuntu Pro 20.04 LTS linux-aws 5.4.0-1148.158 USN-7671-1
Ubuntu Pro 20.04 LTS linux-aws-5.15 5.15.0-1087.94~20.04.1 USN-7608-4
Ubuntu Pro 20.04 LTS linux-azure 5.4.0-1153.160 USN-7671-2
Ubuntu Pro 20.04 LTS linux-azure-5.15 5.15.0-1094.103~20.04.1 USN-7712-2
Ubuntu Pro 20.04 LTS linux-bluefield 5.4.0-1107.114 USN-7671-1
Ubuntu Pro 20.04 LTS linux-gcp 5.4.0-1151.160 USN-7671-1
Ubuntu Pro 20.04 LTS linux-gcp-5.15 5.15.0-1086.95~20.04.1 USN-7608-1
Ubuntu Pro 20.04 LTS linux-hwe-5.15 +1 5.15.0-143.153~20.04.1 USN-7608-1
Ubuntu Pro 20.04 LTS linux-ibm 5.4.0-1094.99 USN-7671-1
Ubuntu Pro 20.04 LTS linux-ibm-5.15 5.15.0-1079.82~20.04.1 USN-7608-5
Ubuntu Pro 20.04 LTS linux-intel-iotg-5.15 5.15.0-1083.89~20.04.1 USN-7655-1
Ubuntu Pro 20.04 LTS linux-iot 5.4.0-1052.55 USN-7671-3
Ubuntu Pro 20.04 LTS linux-kvm 5.4.0-1135.144 USN-7671-1
Ubuntu Pro 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1040.40~20.04.1 USN-7608-5
Ubuntu Pro 20.04 LTS linux-oracle 5.4.0-1146.156 USN-7671-1
Ubuntu Pro 20.04 LTS linux-oracle-5.15 5.15.0-1084.90~20.04.1 USN-7608-1
Ubuntu Pro 20.04 LTS linux-raspi 5.4.0-1131.144 USN-7671-2
Ubuntu Pro 20.04 LTS linux-riscv-5.15 5.15.0-1082.86~20.04.1 —
Ubuntu Pro 20.04 LTS linux-xilinx-zynqmp 5.4.0-1066.70 USN-7671-1
Ubuntu Pro 18.04 LTS linux-aws-5.4 5.4.0-1148.158~18.04.1 USN-7671-1
Ubuntu Pro 18.04 LTS linux-azure-5.4 5.4.0-1153.160~18.04.1 USN-7671-2
Ubuntu Pro 18.04 LTS linux-gcp-5.4 5.4.0-1151.160~18.04.1 USN-7671-1
Ubuntu Pro 18.04 LTS linux-hwe-5.4 5.4.0-219.239~18.04.1 USN-7671-1
Ubuntu Pro 18.04 LTS linux-ibm-5.4 5.4.0-1094.99~18.04.1 USN-7671-1
Ubuntu Pro 18.04 LTS linux-oracle-5.4 5.4.0-1146.156~18.04.1 USN-7671-1
Ubuntu Pro 18.04 LTS linux-raspi-5.4 5.4.0-1131.144~18.04.1 USN-7671-2
ReleasePackageFixed inAdvisory
RHEL 9 kpatch-patch-5_14_0-570_17_1 1-10.el9_6 RHSA-2025:16538
RHEL 8 kpatch-patch-4_18_0-553_16_1 1-10.el8_10 RHSA-2025:16582
RHEL 8 kpatch-patch-4_18_0-553_30_1 1-9.el8_10 RHSA-2025:16582
RHEL 8 kpatch-patch-4_18_0-553_40_1 1-7.el8_10 RHSA-2025:16582
RHEL 8 kpatch-patch-4_18_0-553_53_1 1-5.el8_10 RHSA-2025:16582
RHEL 8 kpatch-patch-4_18_0-553_72_1 1-2.el8_10 RHSA-2025:16582
Show 11 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
RHEL 9.4 EUS kpatch-patch-5_14_0-427_31_1 1-14.el9_4 RHSA-2025:16540
RHEL 9.4 EUS kpatch-patch-5_14_0-427_44_1 1-12.el9_4 RHSA-2025:16540
RHEL 9.4 EUS kpatch-patch-5_14_0-427_55_1 1-10.el9_4 RHSA-2025:16540
RHEL 9.4 EUS kpatch-patch-5_14_0-427_68_2 1-7.el9_4 RHSA-2025:16540
RHEL 9.4 EUS kpatch-patch-5_14_0-427_84_1 1-2.el9_4 RHSA-2025:16540
RHEL 9.2 E4S bpftool 7.0.0-284.128.1.el9_2 RHSA-2025:12209
RHEL 9.2 E4S kernel-rt +14 5.14.0-284.128.1.rt14.413.el9_2 RHSA-2025:12311
RHEL 9.2 E4S kpatch-patch-5_14_0-284_104_1 1-10.el9_2 RHSA-2025:16539
RHEL 9.2 E4S kpatch-patch-5_14_0-284_117_1 1-7.el9_2 RHSA-2025:16539
RHEL 9.2 E4S kpatch-patch-5_14_0-284_79_1 1-14.el9_2 RHSA-2025:16539
RHEL 9.2 E4S kpatch-patch-5_14_0-284_92_1 1-12.el9_2 RHSA-2025:16539
RHEL 9.2 E4S perf +47 5.14.0-284.128.1.el9_2 RHSA-2025:12209
RHEL 9.0 E4S kpatch-patch-5_14_0-70_112_1 1-12.el9_0 RHSA-2025:16541
RHEL 9.0 E4S kpatch-patch-5_14_0-70_121_1 1-11.el9_0 RHSA-2025:16541
RHEL 9.0 E4S kpatch-patch-5_14_0-70_124_1 1-9.el9_0 RHSA-2025:16541
RHEL 9.0 E4S kpatch-patch-5_14_0-70_132_1 1-5.el9_0 RHSA-2025:16541
RHEL 9.0 E4S perf +28 5.14.0-70.144.1.el9_0 RHSA-2025:14744
RHEL 8.8 TUS perf +17 4.18.0-477.107.1.el8_8 RHSA-2025:14511
RHEL 8.8 E4S kpatch-patch-4_18_0-477_67_1 1-11.el8_8 RHSA-2025:16583
RHEL 8.8 E4S kpatch-patch-4_18_0-477_81_1 1-9.el8_8 RHSA-2025:16583
RHEL 8.8 E4S kpatch-patch-4_18_0-477_89_1 1-7.el8_8 RHSA-2025:16583
RHEL 8.8 E4S kpatch-patch-4_18_0-477_97_1 1-5.el8_8 RHSA-2025:16583
RHEL 8.8 E4S perf +18 4.18.0-477.107.1.el8_8 RHSA-2025:14511
RHEL 8.6 TUS perf +17 4.18.0-372.158.1.el8_6 RHSA-2025:14692
RHEL 8.6 E4S kpatch-patch-4_18_0-372_118_1 1-11.el8_6 RHSA-2025:16580
RHEL 8.6 E4S kpatch-patch-4_18_0-372_131_1 1-10.el8_6 RHSA-2025:16580
RHEL 8.6 E4S kpatch-patch-4_18_0-372_137_1 1-7.el8_6 RHSA-2025:16580
RHEL 8.6 E4S kpatch-patch-4_18_0-372_145_1 1-5.el8_6 RHSA-2025:16580
RHEL 8.6 E4S perf +25 4.18.0-372.158.1.el8_6 RHSA-2025:14692
RHEL 8.6 AUS perf +17 4.18.0-372.158.1.el8_6 RHSA-2025:14692
RHEL 8.4 EUS Long Life perf +17 4.18.0-305.170.1.el8_4 RHSA-2025:15035
RHEL 8.4 AUS perf +17 4.18.0-305.170.1.el8_4 RHSA-2025:15035
RHEL 8.2 AUS perf +17 4.18.0-193.165.1.el8_2 RHSA-2025:14742
ReleasePackageFixed inAdvisory
SLES 15 SP7 kernel-64kb +6 6.4.0-150700.53.6.1 SUSE-SU-2025:02307-1
SLES 15 SP7 kernel-azure +2 6.4.0-150700.20.6.1 SUSE-SU-2025:02254-1
SLES 15 SP7 kernel-default-base 6.4.0-150700.53.6.1.150700.17.6.1 SUSE-SU-2025:02307-1
SLES 15 SP6 kernel-64kb +3 6.4.0-150600.23.60.4 SUSE-SU-2025:02538-1
SLES 15 SP6 kernel-azure +2 6.4.0-150600.8.43.1 SUSE-SU-2025:02249-1
SLES 15 SP6 kernel-coco +3 6.4.0-15061.28.coco15sp6.1 SUSE-SU-2025:02923-1
SLES 15 SP6 kernel-default 6.4.0-150600.23.60.5 SUSE-SU-2025:02538-1
SLES 15 SP6 kernel-default-base 6.4.0-150600.23.60.5.150600.12.26.4 SUSE-SU-2025:02538-1
SLES 15 SP6 kernel-docs +1 6.4.0-150600.23.60.3 SUSE-SU-2025:02538-1
SLES 15 SP5 kernel-64kb +6 5.14.21-150500.55.113.1 SUSE-SU-2025:02264-1
SLES 15 SP5 kernel-default-base 5.14.21-150500.55.113.1.150500.6.53.1 SUSE-SU-2025:02264-1
SLES 15 SP4 kernel-64kb +3 5.14.21-150400.24.170.2 SUSE-SU-2025:02537-1
SLES 15 SP4 kernel-default-base 5.14.21-150400.24.170.2.150400.24.86.2 SUSE-SU-2025:02537-1
SLES 15 SP4 kernel-docs +2 5.14.21-150400.24.170.1 SUSE-SU-2025:02537-1
SLES 15 SP3 kernel-64kb +6 5.3.18-150300.59.211.1 SUSE-SU-2025:02308-1
SLES 15 SP3 kernel-default-base 5.3.18-150300.59.211.1.150300.18.126.1 SUSE-SU-2025:02308-1
SLES 15 SP3 kernel-obs-build 5.3.18-150300.59.212.1 SUSE-SU-2025:02308-1
Show 22 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 15 SP5 kernel-default-base 5.14.21-150500.55.113.1.150500.6.53.1 SUSE-SU-2025:02264-1
SLES for SAP 15 SP5 kernel-docs +4 5.14.21-150500.55.113.1 SUSE-SU-2025:02264-1
SLES for SAP 15 SP4 kernel-default +1 5.14.21-150400.24.170.2 SUSE-SU-2025:02537-1
SLES for SAP 15 SP4 kernel-default-base 5.14.21-150400.24.170.2.150400.24.86.2 SUSE-SU-2025:02537-1
SLES for SAP 15 SP4 kernel-docs +2 5.14.21-150400.24.170.1 SUSE-SU-2025:02537-1
SLES for SAP 15 SP3 kernel-default-base 5.3.18-150300.59.211.1.150300.18.126.1 SUSE-SU-2025:02308-1
SLES for SAP 15 SP3 kernel-docs +4 5.3.18-150300.59.211.1 SUSE-SU-2025:02308-1
SLES for SAP 15 SP3 kernel-obs-build 5.3.18-150300.59.212.1 SUSE-SU-2025:02308-1
SLE Micro 6.1 kernel-default-base 6.4.0-31.1.21.9 SUSE-SU-2025:20475-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0-RT_Update_4 8-1.1 SUSE-SU-2025:20775-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0-RT_Update_5 7-1.1 SUSE-SU-2025:20776-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0-RT_Update_7 5-1.3 SUSE-SU-2025:20778-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0-RT_Update_9 3-1.2 SUSE-SU-2025:20780-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_2 +1 11-1.1 SUSE-SU-2025:20782-1, SUSE-SU-2025:20766-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_4 9-1.2 SUSE-SU-2025:20763-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_5 7-1.2 SUSE-SU-2025:20767-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_6 +1 5-3.1 SUSE-SU-2025:20777-1, SUSE-SU-2025:20761-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_7 +2 4-1.2 SUSE-SU-2025:20779-1, SUSE-SU-2025:20764-1, SUSE-SU-2025:20762-1
SLE Micro 6.1 kernel-rt +1 6.4.0-34.1 SUSE-SU-2025:20483-1
SLE Micro 6.1 kernel-source +2 6.4.0-31.1 SUSE-SU-2025:20475-1
SLE Micro 6.0 kernel-default-base 6.4.0-31.1.21.9 SUSE-SU-2025:20493-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0-RT_Update_4 8-1.1 SUSE-SU-2025:20704-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0-RT_Update_5 7-1.1 SUSE-SU-2025:20705-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0-RT_Update_7 5-1.3 SUSE-SU-2025:20707-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0-RT_Update_9 3-1.2 SUSE-SU-2025:20710-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_2 +1 11-1.1 SUSE-SU-2025:20714-1, SUSE-SU-2025:20711-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_3 +1 11-1.2 SUSE-SU-2025:20703-1, SUSE-SU-2025:20698-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_4 9-1.2 SUSE-SU-2025:20699-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_5 7-1.2 SUSE-SU-2025:20712-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_6 +1 5-3.1 SUSE-SU-2025:20706-1, SUSE-SU-2025:20700-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_7 +2 4-1.2 SUSE-SU-2025:20709-1, SUSE-SU-2025:20702-1, SUSE-SU-2025:20701-1
SLE Micro 6.0 kernel-rt +1 6.4.0-34.1 SUSE-SU-2025:20498-1
SLE Micro 6.0 kernel-source +2 6.4.0-31.1 SUSE-SU-2025:20493-1
SLE Micro 5.5 kernel-default-base 5.14.21-150500.55.113.1.150500.6.53.1 SUSE-SU-2025:02264-1
SLE Micro 5.5 kernel-rt 5.14.21-150500.13.100.2 SUSE-SU-2025:02321-1
SLE Micro 5.5 kernel-source +1 5.14.21-150500.55.113.1 SUSE-SU-2025:02264-1
SLE Micro 5.5 kernel-source-rt 5.14.21-150500.13.100.1 SUSE-SU-2025:02321-1
SLE Micro 5.4 kernel-default 5.14.21-150400.24.170.2 SUSE-SU-2025:02537-1
SLE Micro 5.4 kernel-default-base 5.14.21-150400.24.170.2.150400.24.86.2 SUSE-SU-2025:02537-1
SLE Micro 5.4 kernel-rt +1 5.14.21-150400.15.124.1 SUSE-SU-2025:02322-1
SLE Micro 5.3 kernel-default 5.14.21-150400.24.170.2 SUSE-SU-2025:02537-1
SLE Micro 5.3 kernel-default-base 5.14.21-150400.24.170.2.150400.24.86.2 SUSE-SU-2025:02537-1
SLE Micro 5.3 kernel-rt +1 5.14.21-150400.15.124.1 SUSE-SU-2025:02322-1
SLE Micro 5.2 kernel-default 5.3.18-150300.59.211.1 SUSE-SU-2025:02308-1
SLE Micro 5.2 kernel-default-base 5.3.18-150300.59.211.1.150300.18.126.1 SUSE-SU-2025:02308-1
SLE Micro 5.2 kernel-rt +1 5.3.18-150300.214.1 SUSE-SU-2025:02320-1
SLE Micro 5.1 kernel-default 5.3.18-150300.59.211.1 SUSE-SU-2025:02308-1
SLE Micro 5.1 kernel-default-base 5.3.18-150300.59.211.1.150300.18.126.1 SUSE-SU-2025:02308-1
SLE Micro 5.1 kernel-rt +1 5.3.18-150300.214.1 SUSE-SU-2025:02320-1
SLE Live Patching 15 SP7 kernel-default 6.4.0-150700.53.6.1 SUSE-SU-2025:02307-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7-RT_Update_0 3-150700.3.1 SUSE-SU-2025:03106-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7-RT_Update_2 1-150700.1.5.1 SUSE-SU-2025:02333-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7_Update_0 3-150700.3.6.2 SUSE-SU-2025:03215-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7_Update_1 +1 3-150700.2.1 SUSE-SU-2025:03222-1, SUSE-SU-2025:03104-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7_Update_2 1-150700.15.3.1 SUSE-SU-2025:02307-1
SLE Live Patching 15 SP6 kernel-default 6.4.0-150600.23.60.5 SUSE-SU-2025:02538-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6-RT_Update_0 21-150600.3.1 SUSE-SU-2025:03108-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6-RT_Update_13 1-150600.1.5.1 SUSE-SU-2025:02335-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6-RT_Update_5 14-150600.2.1 SUSE-SU-2025:03123-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_10 +1 5-150600.2.1 SUSE-SU-2025:03212-1, SUSE-SU-2025:03109-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_11 +2 4-150600.2.1 SUSE-SU-2025:03222-1, SUSE-SU-2025:03213-1, SUSE-SU-2025:03104-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_13 1-150600.13.6.4 SUSE-SU-2025:02538-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_3 +1 20-150600.2.1 SUSE-SU-2025:03223-1, SUSE-SU-2025:03097-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_4 16-150600.2.1 SUSE-SU-2025:03209-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_5 15-150600.2.1 SUSE-SU-2025:03226-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_6 +3 11-150600.2.1 SUSE-SU-2025:03217-1, SUSE-SU-2025:03210-1, SUSE-SU-2025:03111-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_9 6-150600.2.1 SUSE-SU-2025:03235-1
SLE Live Patching 15 SP5 kernel-default 5.14.21-150500.55.113.1 SUSE-SU-2025:02264-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_17 16-150500.2.1 SUSE-SU-2025:03190-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_19 +1 14-150500.2.1 SUSE-SU-2025:03191-1, SUSE-SU-2025:03186-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_21 10-150500.2.1 SUSE-SU-2025:03185-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_23 +1 6-150500.2.1 SUSE-SU-2025:03208-1, SUSE-SU-2025:03194-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_25 5-150500.2.1 SUSE-SU-2025:03207-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_27 4-150500.2.1 SUSE-SU-2025:03195-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_28 1-150500.11.3.1 SUSE-SU-2025:02264-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_29 16-150400.2.1 SUSE-SU-2025:03175-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_31 +1 14-150400.2.1 SUSE-SU-2025:03181-1, SUSE-SU-2025:03156-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_33 13-150400.2.1 SUSE-SU-2025:03180-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_36 +1 6-150400.2.1 SUSE-SU-2025:03165-1, SUSE-SU-2025:03160-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_39 +1 5-150400.2.1 SUSE-SU-2025:03184-1, SUSE-SU-2025:03179-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_41 4-150400.2.1 SUSE-SU-2025:03182-1
SLE Live Patching 15 SP3 kernel-default 5.3.18-150300.59.211.1 SUSE-SU-2025:02308-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_47 17-150300.2.1 SUSE-SU-2025:03130-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_49 15-150300.2.1 SUSE-SU-2025:03124-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_50 13-150300.2.1 SUSE-SU-2025:03133-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_51 11-150300.2.1 SUSE-SU-2025:03126-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_54 7-150300.2.1 SUSE-SU-2025:03129-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_56 +1 5-150300.2.1 SUSE-SU-2025:03153-1, SUSE-SU-2025:03148-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_58 4-150300.2.1 SUSE-SU-2025:03154-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_59 1-150300.7.3.1 SUSE-SU-2025:02308-1
SLE HPC 15 SP5 kernel-64kb +5 5.14.21-150500.55.113.1 SUSE-SU-2025:02264-1
SLE HPC 15 SP5 kernel-default-base 5.14.21-150500.55.113.1.150500.6.53.1 SUSE-SU-2025:02264-1
SLE HPC 15 SP4 kernel-64kb +2 5.14.21-150400.24.170.2 SUSE-SU-2025:02537-1
SLE HPC 15 SP4 kernel-default-base 5.14.21-150400.24.170.2.150400.24.86.2 SUSE-SU-2025:02537-1
SLE HPC 15 SP4 kernel-docs +2 5.14.21-150400.24.170.1 SUSE-SU-2025:02537-1
SUSE Real Time Module 15 SP7 kernel-rt +2 6.4.0-150700.7.8.1 SUSE-SU-2025:02333-1
SUSE Real Time Module 15 SP6 kernel-rt +3 6.4.0-150600.10.44.1 SUSE-SU-2025:02335-1
SUSE Manager Server 4.3 kernel-default +1 5.14.21-150400.24.170.2 SUSE-SU-2025:02537-1
SUSE Manager Server 4.3 kernel-default-base 5.14.21-150400.24.170.2.150400.24.86.2 SUSE-SU-2025:02537-1
SUSE Manager Server 4.3 kernel-syms +1 5.14.21-150400.24.170.1 SUSE-SU-2025:02537-1
SUSE Manager Proxy 4.3 kernel-default 5.14.21-150400.24.170.2 SUSE-SU-2025:02537-1
SUSE Manager Proxy 4.3 kernel-default-base 5.14.21-150400.24.170.2.150400.24.86.2 SUSE-SU-2025:02537-1
SUSE Manager Proxy 4.3 kernel-syms +1 5.14.21-150400.24.170.1 SUSE-SU-2025:02537-1
SUSE Enterprise Storage 7.1 kernel-64kb +5 5.3.18-150300.59.211.1 SUSE-SU-2025:02308-1
SUSE Enterprise Storage 7.1 kernel-default-base 5.3.18-150300.59.211.1.150300.18.126.1 SUSE-SU-2025:02308-1
SUSE Enterprise Storage 7.1 kernel-obs-build 5.3.18-150300.59.212.1 SUSE-SU-2025:02308-1
ReleasePackageFixed inAdvisory
openSUSE Leap 15.6 dtb-aarch64 +2 6.4.0-150600.23.60.3 SUSE-SU-2025:02538-1
openSUSE Leap 15.6 kernel-64kb +5 6.4.0-150600.23.60.4 SUSE-SU-2025:02538-1
openSUSE Leap 15.6 kernel-azure +2 6.4.0-150600.8.43.1 SUSE-SU-2025:02249-1
openSUSE Leap 15.6 kernel-default 6.4.0-150600.23.60.5 SUSE-SU-2025:02538-1
openSUSE Leap 15.6 kernel-default-base 6.4.0-150600.23.60.5.150600.12.26.4 SUSE-SU-2025:02538-1
openSUSE Leap 15.6 kernel-obs-qa 6.4.0-150600.23.60.2 SUSE-SU-2025:02538-1
openSUSE Leap 15.6 kernel-rt +3 6.4.0-150600.10.44.1 SUSE-SU-2025:02335-1

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 kernel-livepatch-6.12.35-55.103 +1 1.0-0.amzn2023 ALAS2023-2025-1080, ALAS2023-2025-1037
Amazon Linux 2023 perf +14 6.1.141-155.222.amzn2023 ALAS2023-2025-1080, ALAS2023-2025-1037
Amazon Linux 2023 perf6.12 +5 6.12.35-55.103.amzn2023 ALAS2023-2025-1080

Azure Linux

ReleasePackageFixed inAdvisory
Azure Linux 3 kernel 6.6.96.1-1 —

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 9 kernel-uek +34 6.12.0-101.33.4.3.el10uek ELSA-2025-20530, ELSA-2025-20480
Oracle Linux 8 bpftool +18 5.15.0-312.187.5.el9uek ELSA-2025-20552
Oracle Linux 7 kernel-uek +6 5.4.17-2136.346.6.el8uek ELSA-2025-20521
Oracle Linux 7 kernel-uek-tools 5.4.17-2136.346.6.el7uek ELSA-2025-20521

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 4 repositories

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 50

References