CVE-2025-40195
mount: handle NULL values in mnt_ns_release()
CVE-2025-40195 is fixed in 36 products on 1 platform, first by DEBIAN-CVE-2025-40195, released November 12, 2025. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.5
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0020
9th percentile
In the Linux kernel, the following vulnerability has been resolved: mount: handle NULL values in mnt_ns_release() When calling in listmount() mnt_ns_release() may be passed a NULL pointer. Handle that case gracefully.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bpftool6.12 · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| bpftool6.12-debuginfo · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| dtb-aarch64 · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-64kb · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-64kb · sles 16.0 | 6.12.0-160000.26.1 | SUSE-SU-2026:20599-1 | Feb 27, 2026 |
| kernel-azure · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-azure · sles 16.0 | 6.12.0-160000.26.1 | SUSE-SU-2026:20599-1 | Feb 27, 2026 |
| kernel-default · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-default · sles 16.0 | 6.12.0-160000.26.1 | SUSE-SU-2026:20599-1 | Feb 27, 2026 |
| kernel-default-base · opensuse-leap 16.0 | 6.12.0-160000.26.1.160000.2.7 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-default-base · sles 16.0 | 6.12.0-160000.26.1.160000.2.7 | SUSE-SU-2026:20599-1 | Feb 27, 2026 |
| kernel-docs · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-docs · sles 16.0 | 6.12.0-160000.26.1 | SUSE-SU-2026:20599-1 | Feb 27, 2026 |
| kernel-kvmsmall · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-kvmsmall · sles 16.0 | 6.12.0-160000.26.1 | SUSE-SU-2026:20599-1 | Feb 27, 2026 |
| kernel-livepatch-6.12.55-74.119 · amzn 2023 | 1:1.0-0.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel-obs-build · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-obs-qa · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-obs-qa · sles 16.0 | 6.12.0-160000.26.1 | SUSE-SU-2026:20599-1 | Feb 27, 2026 |
| kernel-rt · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-source · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-source · sles 16.0 | 6.12.0-160000.26.1 | SUSE-SU-2026:20599-1 | Feb 27, 2026 |
| kernel-syms · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-syms · sles 16.0 | 6.12.0-160000.26.1 | SUSE-SU-2026:20599-1 | Feb 27, 2026 |
| kernel-zfcpdump · opensuse-leap 16.0 | 6.12.0-160000.26.1 | OPENSUSE-SU-2026:20287-1 | Feb 27, 2026 |
| kernel-zfcpdump · sles 16.0 | 6.12.0-160000.26.1 | SUSE-SU-2026:20599-1 | Feb 27, 2026 |
| kernel6.12 · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-debuginfo · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-debuginfo-common-aarch64 · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-debuginfo-common-x86_64 · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-devel · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-headers · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-libbpf · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-libbpf-debuginfo · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-libbpf-devel · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-libbpf-static · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-modules-extra · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-modules-extra-common · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-tools · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-tools-debuginfo · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| kernel6.12-tools-devel · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| linux · Debian 13.5 (trixie) | 6.12.57-1 | DEBIAN-CVE-2025-40195 | Nov 12, 2025 |
| linux · Debian 14 | 6.17.6-1 | DEBIAN-CVE-2025-40195 | Nov 12, 2025 |
| perf6.12 · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| perf6.12-debuginfo · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| python3-perf6.12 · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
| python3-perf6.12-debuginfo · amzn 2023 | 1:6.12.55-74.119.amzn2023 | ALAS2023-2025-1316 | Dec 8, 2025 |
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