Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: handle errors in mlx5_chains_create_table() In mlx5_chains_create_table(), the return value of mlx5_get_fdb_sub_ns() and mlx5_get_flow_namespace() must be checked to prevent NULL pointer dereferences. If either function fails, the function should log error message with mlx5_core_warn() and return error pointer.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.6, < 5.10.236 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/093b4aaec97ec048623e3fe1e516fc45a954d412Patch
- https://git.kernel.org/stable/c/1598307c914ba3d2642a2b03d1ff11efbdb7c6c2Patch
- https://git.kernel.org/stable/c/15bdd93728369b2c8942a8e5d549d4b5dc04a2d9Patch
- https://git.kernel.org/stable/c/1d34296409a519b4027750e3e82d9e19553a7398Patch
- https://git.kernel.org/stable/c/29c419c64e9b396baeda1d8713d2aa3ba7c0acf6Patch
- https://git.kernel.org/stable/c/637105ef0d46fe5beac15aceb431da3ec832bb00Patch
- https://git.kernel.org/stable/c/eab0396353be1c778eba1c0b5180176f04dd21cePatch
- https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
FAQ
What is CVE-2025-21975?
CVE-2025-21975 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: net/mlx5: handle errors in mlx5_chains_create_table() In mlx5_chains_create_table(), the return value of mlx5_get_fdb_sub_ns() and...
How severe is CVE-2025-21975?
CVE-2025-21975 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-21975?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.