Description
It was discovered that when exec'ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| The Linux Kernel Organization | linux | < 6.0~rc1 | 6.0~rc1 |
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 5.18.16-1 | — |
| Debian 13 | linux | 5.18.16-1 | — |
| Debian 12 | linux | 5.18.16-1 | — |
| Debian 11 | linux | 5.10.136-1 | DSA-5207-1 |
| Debian 10 | linux-5.10 | 5.10.136-1~deb10u1 | DLA-3102-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux +1 | 5.15.0-46.49 | USN-5565-1 |
| Ubuntu 22.04 LTS | linux-aws | 5.15.0-1017.21 | USN-5566-1 |
| Ubuntu 22.04 LTS | linux-azure | 5.15.0-1017.20 | USN-5566-1 |
| Ubuntu 22.04 LTS | linux-gcp | 5.15.0-1016.21 | USN-5566-1 |
| Ubuntu 22.04 LTS | linux-gke | 5.15.0-1014.17 | USN-5566-1 |
| Ubuntu 22.04 LTS | linux-gkeop | 5.15.0-1002.4 | — |
| Ubuntu 22.04 LTS | linux-ibm | 5.15.0-1012.14 | USN-5566-1 |
| Ubuntu 22.04 LTS | linux-intel-iotg | 5.15.0-1013.17 | USN-5564-1 |
| Ubuntu 22.04 LTS | linux-kvm | 5.15.0-1016.19 | USN-5566-1 |
| Ubuntu 22.04 LTS | linux-nvidia | 5.15.0-1007.7 | — |
| Ubuntu 22.04 LTS | linux-oem-5.17 | 5.17.0-1015.16 | USN-5567-1 |
| Ubuntu 22.04 LTS | linux-oracle | 5.15.0-1016.20 | USN-5566-1 |
| Ubuntu 22.04 LTS | linux-raspi | 5.15.0-1013.15 | USN-5566-1 |
| Ubuntu 22.04 LTS | linux-realtime +1 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv | 5.15.0-1017.19 | — |
| Ubuntu 20.04 LTS | linux-aws-5.15 | 5.15.0-1017.21~20.04.1 | USN-5566-1 |
| Ubuntu 20.04 LTS | linux-azure-5.15 | 5.15.0-1017.20~20.04.1 | USN-5566-1 |
| Ubuntu 20.04 LTS | linux-gcp-5.15 | 5.15.0-1016.21~20.04.1 | USN-5566-1 |
| Ubuntu 20.04 LTS | linux-gke-5.15 | 5.15.0-1014.17~20.04.1 | USN-5566-1 |
| Ubuntu 20.04 LTS | linux-hwe-5.15 +1 | 5.15.0-46.49~20.04.1 | USN-5565-1 |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1015.20~20.04.2 | — |
| Ubuntu 20.04 LTS | linux-oem-5.14 | 5.14.0-1048.55 | USN-5567-1 |
| Ubuntu 20.04 LTS | linux-oracle-5.15 | 5.15.0-1016.20~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-riscv +22 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-riscv-5.15 | 5.15.0-1017.19~20.04.1 | — |
| Ubuntu 18.04 LTS | linux-gcp +11 | No fix yet | — |
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro Realtime 22.04 LTS | linux-realtime | 5.15.0-1019.19 | — |
| Ubuntu Pro 22.04 LTS | linux +1 | 5.15.0-46.49 | LSN-0089-1 |
| Ubuntu Pro 22.04 LTS | linux-aws | 5.15.0-1017.21 | LSN-0089-1 |
| Ubuntu Pro 22.04 LTS | linux-azure | 5.15.0-1017.20 | LSN-0089-1 |
| Ubuntu Pro 22.04 LTS | linux-gcp | 5.15.0-1016.21 | LSN-0089-1 |
| Ubuntu Pro 22.04 LTS | linux-gke | 5.15.0-1014.17 | LSN-0089-1 |
| Ubuntu Pro 22.04 LTS | linux-ibm | 5.15.0-1012.14 | LSN-0089-1 |
| Ubuntu Pro 20.04 LTS | linux | 5.4.0-124.140 | LSN-0089-1 |
| Ubuntu Pro 20.04 LTS | linux-aws | 5.4.0-1083.90 | LSN-0089-1 |
| Ubuntu Pro 20.04 LTS | linux-aws-5.15 | 5.15.0-1017.21~20.04.1 | LSN-0089-1 |
| Ubuntu Pro 20.04 LTS | linux-azure | 5.4.0-1089.94 | LSN-0089-1 |
| Ubuntu Pro 20.04 LTS | linux-gcp | 5.4.0-1086.94 | LSN-0089-1 |
| Ubuntu Pro 20.04 LTS | linux-gcp-5.15 | 5.15.0-1016.21~20.04.1 | LSN-0089-1 |
| Ubuntu Pro 20.04 LTS | linux-gke | 5.4.0-1080.86 | LSN-0089-1 |
| Ubuntu Pro 20.04 LTS | linux-gke-5.15 | 5.15.0-1014.17~20.04.1 | LSN-0089-1 |
| Ubuntu Pro 20.04 LTS | linux-gkeop | 5.4.0-1051.54 | LSN-0089-1 |
| Ubuntu Pro 20.04 LTS | linux-ibm | 5.4.0-1031.35 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux | 4.15.0-191.202 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-aws | 4.15.0-1139.150 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-aws-5.4 | 5.4.0-1083.90~18.04.1 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-azure-4.15 | 4.15.0-1149.164 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-azure-5.4 | 5.4.0-1089.94~18.04.1 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-gcp-4.15 | 4.15.0-1134.150 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-gcp-5.4 | 5.4.0-1086.94~18.04.1 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-gke-5.4 | 5.4.0-1080.86~18.04.1 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-gkeop-5.4 | 5.4.0-1051.54~18.04.1 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-hwe-5.4 | 5.4.0-124.140~18.04.1 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-ibm-5.4 | 5.4.0-1031.35~18.04.1 | LSN-0089-1 |
| Ubuntu Pro 18.04 LTS | linux-oem +1 | No fix yet | LSN-0089-1 |
| Ubuntu Pro 16.04 LTS | linux | 4.4.0-231.265 | LSN-0089-1 |
| Ubuntu Pro 16.04 LTS | linux-aws | 4.4.0-1147.162 | LSN-0089-1 |
| Ubuntu Pro 16.04 LTS | linux-aws-hwe | 4.15.0-1139.150~16.04.1 | LSN-0089-1 |
| Ubuntu Pro 16.04 LTS | linux-azure | 4.15.0-1149.164~16.04.1 | LSN-0089-1 |
| Ubuntu Pro 16.04 LTS | linux-gcp | 4.15.0-1134.150~16.04.2 | LSN-0089-1 |
| Ubuntu Pro 16.04 LTS | linux-hwe | 4.15.0-191.202~16.04.1 | LSN-0089-1 |
| Ubuntu Pro 14.04 LTS | linux-lts-xenial | 4.4.0-231.265~14.04.1 | LSN-0089-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | kernel-rt +12 | 5.14.0-70.30.1.rt21.102.el9_0 | RHSA-2022:7319 |
| RHEL 9 | kpatch-patch-5_14_0-70_13_1 | 1-4.el9_0 | RHSA-2022:7330 |
| RHEL 9 | kpatch-patch-5_14_0-70_17_1 +1 | 1-3.el9_0 | RHSA-2022:7330 |
| RHEL 9 | kpatch-patch-5_14_0-70_26_1 | 1-2.el9_0 | RHSA-2022:7330 |
| RHEL 9 | perf +29 | 5.14.0-70.30.1.el9_0 | RHSA-2022:7318 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | kernel-rt +11 | 5.14.0-70.30.1.rt21.102.el9_0 | ALSA-2022:7319 |
| AlmaLinux 9 | perf +27 | 5.14.0-70.30.1.el9_0 | ALSA-2022:7318 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 9 | kernel | 5.14.0-70.30.1.el9 | RLSA-2022:7318 |
| Rocky Linux 9 | kernel-rt | 5.14.0-70.30.1.rt21.102.el9 | RLSA-2022:7319 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| 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 +6 | 5.14.21-150400.24.18.1 | SUSE-SU-2025:02537-1, SUSE-SU-2022:2803-1 |
| SLES 15 SP4 | kernel-azure +2 | 5.14.21-150400.14.13.1 | SUSE-SU-2022:3288-1 |
| SLES 15 SP4 | kernel-default-base | 5.14.21-150400.24.18.1.150400.24.5.4 | SUSE-SU-2025:02537-1, SUSE-SU-2022:2803-1 |
Show 11 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| 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 |
| 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 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_28 | 1-150500.11.3.1 | SUSE-SU-2025:02264-1 |
| SLE Live Patching 15 SP4 | kernel-default | 5.14.21-150400.24.18.1 | SUSE-SU-2022:2803-1 |
| SLE Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4_Update_0 | 5-150400.4.12.3 | SUSE-SU-2022:3108-1 |
| SLE Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4_Update_1 | 2-150400.2.1 | SUSE-SU-2022:3072-1 |
| SLE Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4_Update_2 | 1-150400.9.5.2 | SUSE-SU-2022:2803-1 |
| 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 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 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.4 | dtb-aarch64 +10 | 5.14.21-150400.24.18.1 | SUSE-SU-2022:2803-1 |
| openSUSE Leap 15.4 | kernel-azure +2 | 5.14.21-150400.14.13.1 | SUSE-SU-2022:3288-1 |
| openSUSE Leap 15.4 | kernel-default-base | 5.14.21-150400.24.18.1.150400.24.5.4 | SUSE-SU-2022:2803-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | kernel-livepatch-6.1.10-15.42 | 1.0-0.amzn2023 | ALAS2023-2023-070 |
| Amazon Linux 2023 | perf +12 | 6.1.10-15.42.amzn2023 | ALAS2023-2023-070 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | kernel | 5.15.153.1-1 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | perf +21 | 5.14.0-70.30.1.0.1.el9_0 | ELSA-2022-7318 |
| Oracle Linux 8 | bpftool +11 | 5.15.0-2.52.3.el9uek | ELSA-2022-9827 |
| Oracle Linux 8 | kernel-uek-container +1 | 5.15.0-2.52.3.el8 | ELSA-2022-9830 |
Advisories 30
- ALSA-2022:7318 Important: kernel security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2022:7319 Important: kernel-rt security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- USN-5566-1 linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gke-5.15, linux-ibm, linux-kvm, linux-oracle, linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5564-1 linux-intel-iotg vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5565-1 linux, linux-hwe-5.15, linux-lowlatency, linux-lowlatency-hwe-5.15 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- RHSA-2022:7318 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 5, 2026
- RHSA-2022:7319 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- LSN-0089-1 Kernel Live Patch Security Notice Ubuntu Security Notices (USN) · Jun 3, 2026
- USN-5567-1 linux-oem-5.14, linux-oem-5.17 vulnerabilities Ubuntu Security Notices (USN) · Jun 3, 2026
- SUSE-SU-2025:02321-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:02322-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Mar 23, 2026
- WID-SEC-2022-0997 Linux Kernel: Mehrere Schwachstellen ermöglichen Privilegieneskalation BSI CERT-Bund (WID) · Mar 10, 2026
- DSA-5207-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3102-1 linux-5.10 - new package Debian Security (DSA / DLA) · Mar 9, 2026
- RHSA-2022:7330 Red Hat Security Advisory: kpatch-patch security update Red Hat Security Advisories (RHSA) · Feb 19, 2026
- SUSE-SU-2025:02537-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 5, 2026
- RLSA-2022:7318 Important: kernel security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 5, 2026
- RLSA-2022:7319 Important: kernel-rt security and bug fix update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2022:3072-1 Security update for the Linux Kernel (Live Patch 1 for SLE 15 SP4) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3108-1 Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP4) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3288-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2025:02264-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2803-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- ALAS2023-2023-070 Important: kernel security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Apr 10, 2024
- ICSA-23-166-10 Siemens SIMATIC S7-1500 TM MFP BIOS CISA ICS & IT advisories · Apr 9, 2024
- SSA-831302 SSA-831302: Vulnerabilities in the BIOS of the SIMATIC S7-1500 TM MFP before V1.3.0 Siemens ProductCERT · Apr 9, 2024
- WID-SEC-2023-1432 Siemens SIMATIC S7: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 22, 2023
- ELSA-2022-7318 Important: kernel security, bug fix, and enhancement update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Nov 4, 2022
- ELSA-2022-9827 Important: Unbreakable Enterprise kernel security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Sep 21, 2022
- ELSA-2022-9830 Important: Unbreakable Enterprise kernel-container security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Sep 21, 2022
References
- https://ubuntu.com/security/notices/USN-5566-1 third-party-advisory
- https://ubuntu.com/security/notices/USN-5564-1 third-party-advisory
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2585 issue-tracking
- https://ubuntu.com/security/notices/USN-5567-1 third-party-advisory
- https://lore.kernel.org/lkml/20220809170751.164716-1-cascardo@canonical.com/T/#u issue-tracking
- https://www.openwall.com/lists/oss-security/2022/08/09/7 issue-tracking
- https://ubuntu.com/security/notices/USN-5565-1 third-party-advisory