CVE-2026-23135
MEDIUM severity · CVSS 5.5
5.5CVSS MEDIUM
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix dma_free_coherent() pointer dma_alloc_coherent() allocates a DMA mapped buffer and stores the addresses in XXX_unaligned fields. Those should be reused when freeing the buffer rather than the aligned addresses.
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/24585a13c41ea7253ee59aac74441fb570f5824a ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/24585a13c41ea7253ee59aac74441fb570f5824aPatch
- https://git.kernel.org/stable/c/36e0bc5e8b282564906fca636c4ebc99814de4e7Patch
- https://git.kernel.org/stable/c/4846b32be324f4dd3653f38a3f69c049543d52aePatch
- https://git.kernel.org/stable/c/bb97131fbf9b708dd9616ac2bdc793ad102b5c48Patch