CVE-2026-23135
Not scored
wifi: ath12k: fix dma_free_coherent() pointer
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.
Exploit probability
0.1%
Published
February 14, 2026
Required by
Not available
Last source change
July 15, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2026-23135
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/24585a13c41ea7253ee59aac74441fb570f5824a
- https://git.kernel.org/stable/c/36e0bc5e8b282564906fca636c4ebc99814de4e7
- https://git.kernel.org/stable/c/4846b32be324f4dd3653f38a3f69c049543d52ae
- https://git.kernel.org/stable/c/bb97131fbf9b708dd9616ac2bdc793ad102b5c48
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23135.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-23135