CVE-2026-46012
MEDIUM severity · CVSS 5.5 · CWE-401
5.5CVSS MEDIUM
Summary
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix memory leaks in rxkad_verify_response() Fix rxkad_verify_response() to free the ticket and the server key under all circumstances by initialising the ticket pointer to NULL and then making all paths through the function after the first allocation has been done go through a single common epilogue that just releases everything - where all the releases skip on a NULL pointer.
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/34f61a07e0cdefaecd3ec03bb5fb22215643678f ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/34f61a07e0cdefaecd3ec03bb5fb22215643678fPatch
- https://git.kernel.org/stable/c/852b9d64cea421336579b2de3d1338dfa677e2ddPatch
- https://git.kernel.org/stable/c/861b9a0a1823bf064a7b810d29502a9ef043f40fPatch
- https://git.kernel.org/stable/c/c4b8f32e73eafd4a5076be890c7c8506ec04567cPatch
- https://git.kernel.org/stable/c/c91f33fb8356dedc82bc56ce210f1a5dbee62a52Patch
- https://git.kernel.org/stable/c/c14433e967cff95bebc77c9c4a2a0ed4e0e22783