CVE-2026-23256
MEDIUM severity · CVSS 5.5 · CWE-193
5.5CVSS MEDIUM
Summary
In the Linux kernel, the following vulnerability has been resolved: net: liquidio: Fix off-by-one error in VF setup_nic_devices() cleanup In setup_nic_devices(), the initialization loop jumps to the label setup_nic_dev_free on failure. The current cleanup loop while(i--) skip the failing index i, causing a memory leak. Fix this by changing the loop to iterate from the current index i down to 0. Compile tested only. Issue found using code review.
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 (1)
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/01fbca1e93ec3f39f76c31a8f9afa32ce00da48a ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/01fbca1e93ec3f39f76c31a8f9afa32ce00da48aPatch
- https://git.kernel.org/stable/c/3bf519e39b51cb08a93c0599870b35a23db1031ePatch
- https://git.kernel.org/stable/c/4640fa5ad5e1a0dbd1c2d22323b7d70a8107dcfdPatch
- https://git.kernel.org/stable/c/52b19b3a22306fe452ec9e8ff96063f4bfb77b99Patch
- https://git.kernel.org/stable/c/6cbba46934aefdfb5d171e0a95aec06c24f7ca30Patch
- https://git.kernel.org/stable/c/71a56b89203ec7e5670d94a61a9b4ae617eca804Patch
- https://git.kernel.org/stable/c/bd680e56e316be92c01568be98d85d7a6c9bd92cPatch