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High · 7.8 CVE-2025-21702 EUVD-2025-4797GHSA-c82f-pmfx-x3vv

pfifo_tail_enqueue: Drop new packet when sch->limit == 0

Published Feb 18, 2025 · Updated Nov 10, 2026 · Assigned by Linux

Vendor: Linux Product: Linux 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-6.2 Package: linux-aws-6.5 Package: linux-aws-6.8 Package: linux-aws-fips Package: linux-aws-hwe Package: linux-azure Package: linux-azure-4.15 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-4.15 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-6.2 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-lts-xenial 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-6.5 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-6.5 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-6.8 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-6.5 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: Debian Ecosystem: Ubuntu

Description

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

pfifo_tail_enqueue: Drop new packet when sch->limit == 0

Expected behaviour:
In case we reach scheduler's limit, pfifo_tail_enqueue() will drop a
packet in scheduler's queue and decrease scheduler's qlen by one.
Then, pfifo_tail_enqueue() enqueue new packet and increase
scheduler's qlen by one. Finally, pfifo_tail_enqueue() return
`NET_XMIT_CN` status code.

Weird behaviour:
In case we set `sch->limit == 0` and trigger pfifo_tail_enqueue() on a
scheduler that has no packet, the 'drop a packet' step will do nothing.
This means the scheduler's qlen still has value equal 0.
Then, we continue to enqueue new packet and increase scheduler's qlen by
one. In summary, we can leverage pfifo_tail_enqueue() to increase qlen by
one and return `NET_XMIT_CN` status code.

The problem is:
Let's say we have two qdiscs: Qdisc_A and Qdisc_B.
- Qdisc_A's type must have '->graft()' function to create parent/child relationship.
Let's say Qdisc_A's type is `hfsc`. Enqueue packet to this qdisc will trigger `hfsc_enqueue`.
- Qdisc_B's type is pfifo_head_drop. Enqueue packet to this qdisc will trigger `pfifo_tail_enqueue`.
- Qdisc_B is configured to have `sch->limit == 0`.
- Qdisc_A is configured to route the enqueued's packet to Qdisc_B.

Enqueue packet through Qdisc_A will lead to:
- hfsc_enqueue(Qdisc_A) -> pfifo_tail_enqueue(Qdisc_B)
- Qdisc_B->q.qlen += 1
- pfifo_tail_enqueue() return `NET_XMIT_CN`
- hfsc_enqueue() check for `NET_XMIT_SUCCESS` and see `NET_XMIT_CN` => hfsc_enqueue() don't increase qlen of Qdisc_A.

The whole process lead to a situation where Qdisc_A->q.qlen == 0 and Qdisc_B->q.qlen == 1.
Replace 'hfsc' with other type (for example: 'drr') still lead to the same problem.
This violate the design where parent's qlen should equal to the sum of its childrens'qlen.

Bug impact: This issue can be used for user->kernel privilege escalation when it is reachable.

Affected products

VendorProductAffectedFixed
Linux Linux 2.6.34 5.4.291

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 6.12.15-1 —
Debian 13 linux 6.12.15-1 —
Debian 12 linux 6.1.133-1 DSA-5900-1
Debian 11 linux 5.10.237-1 DLA-4178-1
Debian 11 linux-6.1 6.1.137-1~deb11u1 DLA-4193-1
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1064.66 —
Ubuntu 24.04 LTS linux 6.8.0-58.60 USN-7449-1
Ubuntu 24.04 LTS linux-aws 6.8.0-1027.29 USN-7449-1
Ubuntu 24.04 LTS linux-azure 6.8.0-1027.32 USN-7449-1
Ubuntu 24.04 LTS linux-azure-nvidia 6.8.0-1014.15 USN-7468-1
Ubuntu 24.04 LTS linux-gcp 6.8.0-1028.30 USN-7450-1
Ubuntu 24.04 LTS linux-gcp-6.11 +1 6.11.0-1013.13~24.04.1 USN-7448-1
Ubuntu 24.04 LTS linux-gke 6.8.0-1023.27 USN-7450-1
Ubuntu 24.04 LTS linux-gkeop 6.8.0-1010.12 USN-7450-1
Ubuntu 24.04 LTS linux-hwe-6.11 6.11.0-24.24~24.04.1 USN-7445-1
Ubuntu 24.04 LTS linux-ibm 6.8.0-1024.24 USN-7449-1
Ubuntu 24.04 LTS linux-lowlatency-hwe-6.11 6.11.0-1012.13~24.04.1 USN-7445-1
Ubuntu 24.04 LTS linux-nvidia 6.8.0-1026.29 USN-7449-1
Ubuntu 24.04 LTS linux-nvidia-6.11 6.11.0-1007.7 —
Ubuntu 24.04 LTS linux-nvidia-lowlatency 6.8.0-1026.29.1 USN-7449-1
Ubuntu 24.04 LTS linux-nvidia-tegra 6.8.0-1008.8 —
Ubuntu 24.04 LTS linux-oem-6.11 6.11.0-1020.20 USN-7445-1
Ubuntu 24.04 LTS linux-oem-6.8 6.8.0-1026.26 USN-7449-1
Ubuntu 24.04 LTS linux-oracle 6.8.0-1024.25 USN-7449-1
Ubuntu 24.04 LTS linux-raspi 6.8.0-1028.32 USN-7524-1
Ubuntu 24.04 LTS linux-realtime +1 No fix yet —
Ubuntu 24.04 LTS linux-riscv +1 6.8.0-58.60.1 USN-7449-1
Ubuntu 24.04 LTS linux-xilinx 6.8.0-1017.18 —
Ubuntu 22.04 LTS linux +1 5.15.0-138.148 USN-7455-1
Ubuntu 22.04 LTS linux-aws 5.15.0-1082.89 USN-7455-1
Ubuntu 22.04 LTS linux-aws-6.8 6.8.0-1027.29~22.04.1 USN-7451-1
Ubuntu 22.04 LTS linux-azure 5.15.0-1087.96 USN-7455-1
Ubuntu 22.04 LTS linux-azure-6.8 6.8.0-1027.32~22.04.1 USN-7449-1
Ubuntu 22.04 LTS linux-azure-fde 5.15.0-1087.96.1 USN-7455-1
Ubuntu 22.04 LTS linux-gcp 5.15.0-1081.90 USN-7455-1
Ubuntu 22.04 LTS linux-gcp-6.8 6.8.0-1028.30~22.04.1 USN-7452-1
Ubuntu 22.04 LTS linux-gke +1 5.15.0-1079.85 USN-7455-1
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1064.72 USN-7455-1
Ubuntu 22.04 LTS linux-hwe-6.8 6.8.0-58.60~22.04.1 USN-7449-2
Ubuntu 22.04 LTS linux-ibm 5.15.0-1074.77 USN-7455-1
Ubuntu 22.04 LTS linux-ibm-6.8 6.8.0-1024.24~22.04.1 —
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1077.83 USN-7455-1
Ubuntu 22.04 LTS linux-kvm 5.15.0-1078.83 USN-7455-1
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1076.77 USN-7455-1
Ubuntu 22.04 LTS linux-nvidia-6.8 6.8.0-1026.29~22.04.1 USN-7449-1
Ubuntu 22.04 LTS linux-nvidia-tegra 5.15.0-1035.35 USN-7455-1
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1023.23 USN-7455-1
Ubuntu 22.04 LTS linux-oracle-6.8 6.8.0-1024.25~22.04.1 USN-7449-1
Ubuntu 22.04 LTS linux-raspi 5.15.0-1076.79 USN-7455-1
Ubuntu 22.04 LTS linux-riscv +32 No fix yet —
Ubuntu 22.04 LTS linux-riscv-6.8 +1 6.8.0-58.60.1~22.04.1 USN-7449-1
Ubuntu 22.04 LTS linux-xilinx-zynqmp 5.15.0-1046.50 USN-7475-1
Ubuntu 20.04 LTS linux 5.4.0-214.234 USN-7461-1
Ubuntu 20.04 LTS linux-aws 5.4.0-1144.154 USN-7462-1
Ubuntu 20.04 LTS linux-aws-5.15 5.15.0-1082.89~20.04.1 USN-7455-5
Ubuntu 20.04 LTS linux-azure 5.4.0-1149.156 USN-7461-1
Ubuntu 20.04 LTS linux-azure-5.15 5.15.0-1087.96~20.04.1 USN-7455-1
Ubuntu 20.04 LTS linux-azure-fde-5.15 5.15.0-1087.96~20.04.1.1 USN-7455-1
Ubuntu 20.04 LTS linux-bluefield 5.4.0-1103.110 USN-7461-1
Ubuntu 20.04 LTS linux-gcp 5.4.0-1147.156 USN-7461-1
Ubuntu 20.04 LTS linux-gcp-5.15 5.15.0-1081.90~20.04.1 USN-7459-2
Ubuntu 20.04 LTS linux-gke +28 No fix yet —
Ubuntu 20.04 LTS linux-hwe-5.15 +1 5.15.0-138.148~20.04.1 USN-7455-1
Ubuntu 20.04 LTS linux-ibm 5.4.0-1090.95 USN-7461-1
Ubuntu 20.04 LTS linux-ibm-5.15 5.15.0-1074.77~20.04.1 —
Ubuntu 20.04 LTS linux-intel-iotg-5.15 5.15.0-1077.83~20.04.1 USN-7459-1
Ubuntu 20.04 LTS linux-iot 5.4.0-1049.52 USN-7462-1
Ubuntu 20.04 LTS linux-kvm 5.4.0-1131.140 USN-7461-1
Ubuntu 20.04 LTS linux-oracle 5.4.0-1142.152 USN-7461-1
Ubuntu 20.04 LTS linux-oracle-5.15 5.15.0-1079.85~20.04.1 USN-7455-4
Ubuntu 20.04 LTS linux-raspi 5.4.0-1129.142 USN-7539-1
Ubuntu 20.04 LTS linux-riscv-5.15 5.15.0-1077.81~20.04.1 —
Ubuntu 20.04 LTS linux-xilinx-zynqmp 5.4.0-1062.66 USN-7461-3
Ubuntu 18.04 LTS linux-gcp +14 No fix yet —
Show 16 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Ubuntu Pro Realtime 24.04 LTS linux-raspi-realtime 6.8.0-2023.24 USN-7523-1
Ubuntu Pro Realtime 24.04 LTS linux-realtime 6.8.1-1020.21 USN-7453-1
Ubuntu Pro Realtime 22.04 LTS linux-intel-iot-realtime 5.15.0-1075.77 USN-7455-3
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1082.91 USN-7455-3
Ubuntu Pro Realtime 22.04 LTS linux-realtime-6.8 6.8.1-1020.21~22.04.1 —
Ubuntu Pro FIPS 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS 18.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS 16.04 LTS linux-fips 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 5.15.0-1082.89+fips1 USN-7455-2
Ubuntu Pro FIPS-updates 22.04 LTS linux-azure-fips 5.15.0-1087.96+fips1 USN-7460-1
Ubuntu Pro FIPS-updates 22.04 LTS linux-fips 5.15.0-138.148+fips1 USN-7455-2
Ubuntu Pro FIPS-updates 22.04 LTS linux-gcp-fips 5.15.0-1081.90+fips1 USN-7455-2
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1144.155+fips1 USN-7462-2
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1149.157+fips1 USN-7461-2
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1118.128 USN-7461-2
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1147.156+fips1 USN-7461-2
Ubuntu Pro FIPS-updates 18.04 LTS linux-aws-fips 4.15.0-2117.123 USN-7428-2
Ubuntu Pro FIPS-updates 18.04 LTS linux-azure-fips 4.15.0-2096.102 USN-7428-2
Ubuntu Pro FIPS-updates 18.04 LTS linux-fips 4.15.0-1134.145 USN-7428-2
Ubuntu Pro FIPS-updates 18.04 LTS linux-gcp-fips 4.15.0-2080.86 USN-7428-2
Ubuntu Pro FIPS-updates 16.04 LTS linux-fips 4.4.0-1112.119 USN-7429-2
Ubuntu Pro FIPS-preview 22.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1039.39~20.04.1 —
Ubuntu Pro 18.04 LTS linux 4.15.0-236.248 USN-7428-1
Ubuntu Pro 18.04 LTS linux-aws 4.15.0-1179.192 USN-7428-1
Ubuntu Pro 18.04 LTS linux-aws-5.4 5.4.0-1144.154~18.04.1 USN-7462-1
Ubuntu Pro 18.04 LTS linux-azure-4.15 4.15.0-1187.202 USN-7428-1
Ubuntu Pro 18.04 LTS linux-azure-5.4 5.4.0-1149.156~18.04.1 USN-7461-1
Ubuntu Pro 18.04 LTS linux-gcp-4.15 4.15.0-1172.189 USN-7428-1
Ubuntu Pro 18.04 LTS linux-gcp-5.4 5.4.0-1147.156~18.04.1 USN-7462-1
Ubuntu Pro 18.04 LTS linux-hwe-5.4 5.4.0-214.234~18.04.1 USN-7461-1
Ubuntu Pro 18.04 LTS linux-ibm-5.4 5.4.0-1090.95~18.04.1 USN-7463-1
Ubuntu Pro 18.04 LTS linux-kvm 4.15.0-1162.167 USN-7428-1
Ubuntu Pro 18.04 LTS linux-oracle 4.15.0-1141.152 USN-7428-1
Ubuntu Pro 18.04 LTS linux-oracle-5.4 5.4.0-1142.152~18.04.1 USN-7461-1
Ubuntu Pro 18.04 LTS linux-raspi-5.4 5.4.0-1129.142~18.04.1 USN-7540-1
Ubuntu Pro 16.04 LTS linux 4.4.0-267.301 USN-7429-1
Ubuntu Pro 16.04 LTS linux-aws 4.4.0-1180.195 USN-7429-1
Ubuntu Pro 16.04 LTS linux-aws-hwe 4.15.0-1179.192~16.04.1 USN-7428-1
Ubuntu Pro 16.04 LTS linux-azure 4.15.0-1187.202~16.04.1 USN-7428-1
Ubuntu Pro 16.04 LTS linux-gcp 4.15.0-1172.189~16.04.1 USN-7428-1
Ubuntu Pro 16.04 LTS linux-hwe 4.15.0-236.248~16.04.1 USN-7428-1
Ubuntu Pro 16.04 LTS linux-kvm 4.4.0-1143.154 USN-7429-1
Ubuntu Pro 16.04 LTS linux-oracle 4.15.0-1141.152~16.04.1 USN-7428-1
Ubuntu Pro 14.04 LTS linux No fix yet —
Ubuntu Pro 14.04 LTS linux-aws 4.4.0-1142.148 USN-7429-1
Ubuntu Pro 14.04 LTS linux-azure 4.15.0-1187.202~14.04.1 USN-7428-1
Ubuntu Pro 14.04 LTS linux-lts-xenial 4.4.0-267.301~14.04.1 USN-7429-1
ReleasePackageFixed inAdvisory
RHEL 10 rv +76 6.12.0-124.8.1.el10_1 RHSA-2025:20095
RHEL 9 rv +75 5.14.0-611.5.1.el9_7 RHSA-2025:20518

AlmaLinux

Errata ↗
ReleasePackageFixed inAdvisory
AlmaLinux 10 rv +74 6.12.0-124.8.1.el10_1 ALSA-2025:20095
AlmaLinux 9 rv +73 5.14.0-611.5.1.el9_7 ALSA-2025:20518

Rocky Linux

Errata ↗
ReleasePackageFixed inAdvisory
Rocky Linux 10 kernel 6.12.0-124.8.1.el10_1 RLSA-2025:20095
Rocky Linux 9 kernel 5.14.0-611.5.1.el9_7 RLSA-2025:20518
ReleasePackageFixed inAdvisory
SLES 15 SP7 kernel-64kb +6 6.4.0-150700.53.3.1 SUSE-SU-2025:01951-1
SLES 15 SP7 kernel-azure +2 6.4.0-150700.20.3.1 SUSE-SU-2025:01967-1
SLES 15 SP7 kernel-default-base 6.4.0-150700.53.3.1.150700.17.2.1 SUSE-SU-2025:01951-1
SLES 15 SP6 kernel-64kb +6 6.4.0-150600.23.53.1 SUSE-SU-2025:02000-1
SLES 15 SP6 kernel-azure +2 6.4.0-150600.8.40.1 SUSE-SU-2025:01965-1
SLES 15 SP6 kernel-coco +3 6.4.0-15061.21.coco15sp6.1 SUSE-SU-2025:01919-1
SLES 15 SP6 kernel-default-base 6.4.0-150600.23.53.1.150600.12.24.1 SUSE-SU-2025:02000-1
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 25 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES 12 SP5 kernel-syms +2 4.12.14-122.261.1 SUSE-SU-2025:01983-1
SLES 11 SP4 kernel-ec2 +5 3.0.101-108.183.1 SUSE-SU-2025:02099-1
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 6.4.0-30.1.21.8 SUSE-SU-2025:20419-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0-RT_Update_4 6-1.1 SUSE-SU-2025:20620-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0-RT_Update_5 5-1.1 SUSE-SU-2025:20621-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0-RT_Update_7 3-1.3 SUSE-SU-2025:20623-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_2 +1 9-1.1 SUSE-SU-2025:20625-1, SUSE-SU-2025:20610-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_4 7-1.2 SUSE-SU-2025:20611-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_5 5-1.2 SUSE-SU-2025:20612-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_6 +1 3-3.1 SUSE-SU-2025:20622-1, SUSE-SU-2025:20613-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_7 +3 2-1.2 SUSE-SU-2025:20624-1, SUSE-SU-2025:20616-1, SUSE-SU-2025:20615-1
SLE Micro 6.1 kernel-rt +1 6.4.0-33.1 SUSE-SU-2025:20421-1
SLE Micro 6.1 kernel-source +2 6.4.0-30.1 SUSE-SU-2025:20419-1
SLE Micro 6.0 kernel-default-base 6.4.0-30.1.21.8 SUSE-SU-2025:20408-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0-RT_Update_4 6-1.1 SUSE-SU-2025:20579-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0-RT_Update_5 5-1.1 SUSE-SU-2025:20580-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0-RT_Update_7 3-1.3 SUSE-SU-2025:20582-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_2 +1 9-1.1 SUSE-SU-2025:20584-1, SUSE-SU-2025:20575-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_3 +1 9-1.2 SUSE-SU-2025:20578-1, SUSE-SU-2025:20576-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_4 7-1.2 SUSE-SU-2025:20568-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_5 5-1.2 SUSE-SU-2025:20572-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_6 +1 3-3.1 SUSE-SU-2025:20581-1, SUSE-SU-2025:20569-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_7 +3 2-1.2 SUSE-SU-2025:20583-1, SUSE-SU-2025:20574-1, SUSE-SU-2025:20573-1
SLE Micro 6.0 kernel-rt +1 6.4.0-33.1 SUSE-SU-2025:20413-1
SLE Micro 6.0 kernel-source +2 6.4.0-30.1 SUSE-SU-2025:20408-1
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 6.4.0-150700.53.3.1 SUSE-SU-2025:01951-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7-RT_Update_0 2-150700.3.1 SUSE-SU-2025:02858-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7-RT_Update_1 1-150700.1.3.1 SUSE-SU-2025:01972-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7_Update_0 2-150700.3.3.2 SUSE-SU-2025:02942-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7_Update_1 1-150700.15.3.1 SUSE-SU-2025:01951-1
SLE Live Patching 15 SP6 kernel-default 6.4.0-150600.23.53.1 SUSE-SU-2025:02000-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6-RT_Update_0 19-150600.3.1 SUSE-SU-2025:02601-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6-RT_Update_11 1-150600.1.3.2 SUSE-SU-2025:01964-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_10 +1 3-150600.2.1 SUSE-SU-2025:02710-1, SUSE-SU-2025:02637-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_11 2-150600.2.1 SUSE-SU-2025:02693-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_12 1-150600.13.3.1 SUSE-SU-2025:02000-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_2 +1 18-150600.2.1 SUSE-SU-2025:02691-1, SUSE-SU-2025:02632-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_4 +1 14-150600.2.1 SUSE-SU-2025:02688-1, SUSE-SU-2025:02638-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_7 +1 9-150600.2.1 SUSE-SU-2025:02673-1, SUSE-SU-2025:02648-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_9 +1 4-150600.2.1 SUSE-SU-2025:02689-1, SUSE-SU-2025:02602-1
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_20 12-150500.2.1 SUSE-SU-2025:02652-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_21 +1 8-150500.2.1 SUSE-SU-2025:02698-1, SUSE-SU-2025:02648-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_23 4-150500.2.1 SUSE-SU-2025:02637-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_26 3-150500.2.1 SUSE-SU-2025:02676-1
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_28 16-150400.2.1 SUSE-SU-2025:02636-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_34 10-150400.2.1 SUSE-SU-2025:02610-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_35 9-150400.2.1 SUSE-SU-2025:02638-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_36 4-150400.2.1 SUSE-SU-2025:02647-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_38 3-150400.2.1 SUSE-SU-2025:02611-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_41 2-150400.2.1 SUSE-SU-2025:02708-1
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_46 17-150300.2.1 SUSE-SU-2025:02627-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_47 15-150300.2.1 SUSE-SU-2025:02648-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_48 14-150300.2.1 SUSE-SU-2025:02607-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_50 11-150300.2.1 SUSE-SU-2025:02697-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_54 +1 5-150300.2.1 SUSE-SU-2025:02687-1, SUSE-SU-2025:02637-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_56 +1 3-150300.2.1 SUSE-SU-2025:02619-1, SUSE-SU-2025:02608-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_58 2-150300.2.1 SUSE-SU-2025:02704-1
SLE Live Patching 15 SP3 kernel-livepatch-SLE15-SP3_Update_59 1-150300.7.3.1 SUSE-SU-2025:02308-1
SLE Live Patching 12 SP5 kernel-default 4.12.14-122.261.1 SUSE-SU-2025:01983-1
SLE Live Patching 12 SP5 kgraft-patch-SLE12-SP5_Update_58 15-2.1 SUSE-SU-2025:02648-1
SLE Live Patching 12 SP5 kgraft-patch-SLE12-SP5_Update_60 13-2.1 SUSE-SU-2025:02618-1
SLE Live Patching 12 SP5 kgraft-patch-SLE12-SP5_Update_61 12-2.1 SUSE-SU-2025:4123-1, SUSE-SU-2025:02604-1
SLE Live Patching 12 SP5 kgraft-patch-SLE12-SP5_Update_64 7-2.1 SUSE-SU-2025:02637-1
SLE Live Patching 12 SP5 kgraft-patch-SLE12-SP5_Update_66 5-2.1 SUSE-SU-2025:02606-1
SLE Live Patching 12 SP5 kgraft-patch-SLE12-SP5_Update_68 2-2.1 SUSE-SU-2025:02676-1
SLE Live Patching 12 SP5 kgraft-patch-SLE12-SP5_Update_69 1-8.3.1 SUSE-SU-2025:01983-1
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 +3 6.4.0-150700.7.3.1 SUSE-SU-2025:01972-1
SUSE Real Time Module 15 SP6 kernel-rt +3 6.4.0-150600.10.39.1 SUSE-SU-2025:01964-1
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 +10 6.4.0-150600.23.53.1 SUSE-SU-2025:02000-1
openSUSE Leap 15.6 kernel-azure +2 6.4.0-150600.8.40.1 SUSE-SU-2025:01965-1
openSUSE Leap 15.6 kernel-default-base 6.4.0-150600.23.53.1.150600.12.24.1 SUSE-SU-2025:02000-1
openSUSE Leap 15.6 kernel-rt +3 6.4.0-150600.10.39.1 SUSE-SU-2025:01964-1

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 kernel-livepatch-6.1.130-139.222 1.0-0.amzn2023 ALAS2023-2025-901
Amazon Linux 2023 perf +14 6.1.130-139.222.amzn2023 ALAS2023-2025-901
Amazon Linux 2 kernel-livepatch-4.14.355-275.603 1.0-0.amzn2 ALAS2-2025-2800
Amazon Linux 2 perf +8 4.14.355-275.603.amzn2 ALAS2-2025-2800

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 9 kernel-uek +34 6.12.0-101.33.4.3.el10uek ELSA-2025-20530, ELSA-2025-20480

Advisories 50

References