CVE-2025-38645
MEDIUM severity · CVSS 5.5 · CWE-476
5.5CVSS MEDIUM
Summary
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Check device memory pointer before usage Add a NULL check before accessing device memory to prevent a crash if dev->dm allocation in mlx5_init_once() fails.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (2)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/3046b011d368162b1b9ca9453eee0fea930e0a93 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/3046b011d368162b1b9ca9453eee0fea930e0a93Patch
- https://git.kernel.org/stable/c/4249f1307932f1b6bbb8b7eba60d82f0b7e44430Patch
- https://git.kernel.org/stable/c/62d7cf455c887941ed6f105cd430ba04ee0b6c9fPatch
- https://git.kernel.org/stable/c/70f238c902b8c0461ae6fbb8d1a0bbddc4350eeaPatch
- https://git.kernel.org/stable/c/9053a69abfb5680c2a95292b96df5d204bc0776fPatch
- https://git.kernel.org/stable/c/da899a1fd7c40e2e4302af1db7d0b8540fb22283Patch
- https://git.kernel.org/stable/c/eebb225fe6c9103293807b8edabcbad59f9589bcPatch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.htmlAdvisory