CVE-2025-40121
kernel-64kb: Security update for the Linux Kernel
CVE-2025-40121 is fixed in 43 products on 1 platform, first by DEBIAN-CVE-2025-40121, released November 12, 2025. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.0
IMPORTANT
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0023
14th percentile
Security update for the Linux Kernel
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bpftool · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| bpftool · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| dtb-aarch64 · opensuse-leap 15.6 | 6.4.0-150600.23.81.1 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| dtb-aarch64 · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-64kb · opensuse-leap 15.6 | 6.4.0-150600.23.81.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-64kb · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-64kb · sles 15.6 | 6.4.0-150600.23.81.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-64kb · sles 15.7 | 6.4.0-150700.53.25.1 | SUSE-SU-2025:4393-1 | Dec 15, 2025 |
| kernel-64kb · sles 16.0 | 6.12.0-160000.8.1 | SUSE-SU-2026:20015-1 | Dec 19, 2025 |
| kernel-azure · opensuse-leap 15.6 | 6.4.0-150600.8.58.1 | SUSE-SU-2025:4505-1 | Dec 22, 2025 |
| kernel-azure · sles 15.6 | 6.4.0-150600.8.58.1 | SUSE-SU-2025:4505-1 | Dec 22, 2025 |
| kernel-azure · sles 15.7 | 6.4.0-150700.20.21.1 | SUSE-SU-2025:4517-1 | Dec 23, 2025 |
| kernel-debug · opensuse-leap 15.6 | 6.4.0-150600.23.81.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-default · opensuse-leap 15.6 | 6.4.0-150600.23.81.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-default · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-default · sles 15.6 | 6.4.0-150600.23.81.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-default · sles 15.7 | 6.4.0-150700.53.25.1 | SUSE-SU-2025:4393-1 | Dec 15, 2025 |
| kernel-default · sles 16.0 | 6.12.0-160000.8.1 | SUSE-SU-2026:20015-1 | Dec 19, 2025 |
| kernel-default-base · opensuse-leap 15.6 | 6.4.0-150600.23.81.3.150600.12.36.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-default-base · opensuse-leap 16.0 | 6.12.0-160000.8.1.160000.2.5 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-default-base · sles 15.6 | 6.4.0-150600.23.81.3.150600.12.36.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-default-base · sles 15.7 | 6.4.0-150700.53.25.1.150700.17.17.1 | SUSE-SU-2025:4393-1 | Dec 15, 2025 |
| kernel-default-base · sles 16.0 | 6.12.0-160000.8.1.160000.2.5 | SUSE-SU-2026:20015-1 | Dec 19, 2025 |
| kernel-docs · opensuse-leap 15.6 | 6.4.0-150600.23.81.1 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-docs · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-docs · sles 15.6 | 6.4.0-150600.23.81.1 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-docs · sles 15.7 | 6.4.0-150700.53.25.2 | SUSE-SU-2025:4393-1 | Dec 15, 2025 |
| kernel-docs · sles 16.0 | 6.12.0-160000.8.1 | SUSE-SU-2026:20015-1 | Dec 19, 2025 |
| kernel-kvmsmall · opensuse-leap 15.6 | 6.4.0-150600.23.81.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-kvmsmall · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-kvmsmall · sles 16.0 | 6.12.0-160000.8.1 | SUSE-SU-2026:20015-1 | Dec 19, 2025 |
| kernel-livepatch-SLE15-SP6-RT_Update_18 · sles 15.6 | 1-150600.1.3.1 | SUSE-SU-2025:4521-1 | Dec 24, 2025 |
| kernel-livepatch-SLE15-SP6_Update_18 · sles 15.6 | 1-150600.13.3.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-livepatch-SLE15-SP7-RT_Update_7 · sles 15.7 | 1-150700.1.3.1 | SUSE-SU-2025:4516-1 | Dec 23, 2025 |
| kernel-livepatch-SLE15-SP7_Update_7 · sles 15.7 | 1-150700.15.3.1 | SUSE-SU-2025:4393-1 | Dec 15, 2025 |
| kernel-obs-build · opensuse-leap 15.6 | 6.4.0-150600.23.81.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-obs-build · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-obs-build · sles 15.6 | 6.4.0-150600.23.81.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-obs-build · sles 15.7 | 6.4.0-150700.53.25.1 | SUSE-SU-2025:4393-1 | Dec 15, 2025 |
| kernel-obs-qa · opensuse-leap 15.6 | 6.4.0-150600.23.81.1 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-obs-qa · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-obs-qa · sles 16.0 | 6.12.0-160000.8.1 | SUSE-SU-2026:20015-1 | Dec 19, 2025 |
| kernel-rt · opensuse-leap 15.6 | 6.4.0-150600.10.61.1 | SUSE-SU-2025:4521-1 | Dec 24, 2025 |
| kernel-rt · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-rt_debug · opensuse-leap 15.6 | 6.4.0-150600.10.61.1 | SUSE-SU-2025:4521-1 | Dec 24, 2025 |
| kernel-source · opensuse-leap 15.6 | 6.4.0-150600.23.81.2 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-source · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-source · sles 15.6 | 6.4.0-150600.23.81.2 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-source · sles 15.7 | 6.4.0-150700.53.25.1 | SUSE-SU-2025:4393-1 | Dec 15, 2025 |
| kernel-source · sles 16.0 | 6.12.0-160000.8.1 | SUSE-SU-2026:20015-1 | Dec 19, 2025 |
| kernel-source-azure · opensuse-leap 15.6 | 6.4.0-150600.8.58.1 | SUSE-SU-2025:4505-1 | Dec 22, 2025 |
| kernel-source-azure · sles 15.6 | 6.4.0-150600.8.58.1 | SUSE-SU-2025:4505-1 | Dec 22, 2025 |
| kernel-source-azure · sles 15.7 | 6.4.0-150700.20.21.1 | SUSE-SU-2025:4517-1 | Dec 23, 2025 |
| kernel-source-rt · opensuse-leap 15.6 | 6.4.0-150600.10.61.1 | SUSE-SU-2025:4521-1 | Dec 24, 2025 |
| kernel-syms · opensuse-leap 15.6 | 6.4.0-150600.23.81.1 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-syms · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-syms · sles 15.6 | 6.4.0-150600.23.81.1 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-syms · sles 15.7 | 6.4.0-150700.53.25.1 | SUSE-SU-2025:4393-1 | Dec 15, 2025 |
| kernel-syms · sles 16.0 | 6.12.0-160000.8.1 | SUSE-SU-2026:20015-1 | Dec 19, 2025 |
| kernel-syms-azure · opensuse-leap 15.6 | 6.4.0-150600.8.58.1 | SUSE-SU-2025:4505-1 | Dec 22, 2025 |
| kernel-syms-azure · sles 15.6 | 6.4.0-150600.8.58.1 | SUSE-SU-2025:4505-1 | Dec 22, 2025 |
| kernel-syms-azure · sles 15.7 | 6.4.0-150700.20.21.1 | SUSE-SU-2025:4517-1 | Dec 23, 2025 |
| kernel-syms-rt · opensuse-leap 15.6 | 6.4.0-150600.10.61.1 | SUSE-SU-2025:4521-1 | Dec 24, 2025 |
| kernel-uek · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-container · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-container · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-container-debug · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-container-debug · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-core · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-core · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-debug · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-debug · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-debug-core · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-debug-core · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-debug-devel · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-debug-devel · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-debug-modules · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-debug-modules · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-debug-modules-extra · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-debug-modules-extra · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-devel · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-devel · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-doc · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-doc · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-modules · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-modules · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-modules-extra · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek-modules-extra · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek64k · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek64k · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek64k-core · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek64k-core · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek64k-devel · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek64k-devel · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek64k-modules · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek64k-modules · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek64k-modules-extra · ol 8 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-uek64k-modules-extra · ol 9 | 0:5.15.0-315.196.5.1.el9uek | ELSA-2025-28048 | Dec 12, 2025 |
| kernel-zfcpdump · opensuse-leap 15.6 | 6.4.0-150600.23.81.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-zfcpdump · opensuse-leap 16.0 | 6.12.0-160000.8.1 | OPENSUSE-SU-2025:20172-1 | Dec 19, 2025 |
| kernel-zfcpdump · sles 15.6 | 6.4.0-150600.23.81.3 | SUSE-SU-2025:4422-1 | Dec 17, 2025 |
| kernel-zfcpdump · sles 15.7 | 6.4.0-150700.53.25.1 | SUSE-SU-2025:4393-1 | Dec 15, 2025 |
| kernel-zfcpdump · sles 16.0 | 6.12.0-160000.8.1 | SUSE-SU-2026:20015-1 | Dec 19, 2025 |
| linux · Debian 12.15 (bookworm) | 6.1.158-1 | DEBIAN-CVE-2025-40121 | Nov 12, 2025 |
| linux · Debian 13.5 (trixie) | 6.12.57-1 | DEBIAN-CVE-2025-40121 | Nov 12, 2025 |
| linux · Debian 14 | 6.17.6-1 | DEBIAN-CVE-2025-40121 | Nov 12, 2025 |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.