| Name | CVE-2026-23135 |
| Description | 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. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.249-1 | fixed |
| bookworm | 6.1.159-1 | fixed |
| bookworm (security) | 6.1.162-1 | fixed |
| trixie | 6.12.63-1 | vulnerable |
| trixie (security) | 6.12.69-1 | fixed |
| forky | 6.18.9-1 | fixed |
| sid | 6.18.10-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | bullseye | (not affected) | | | |
| linux | source | bookworm | (not affected) | | | |
| linux | source | trixie | 6.12.69-1 | | | |
| linux | source | (unstable) | 6.18.8-1 | | | |
Notes
[bookworm] - linux <not-affected> (Vulnerable code not present)
[bullseye] - linux <not-affected> (Vulnerable code not present)
https://git.kernel.org/linus/bb97131fbf9b708dd9616ac2bdc793ad102b5c48 (6.19-rc7)