Medium severity5.5NVD Advisory· Published Apr 24, 2026· Updated Apr 27, 2026
CVE-2026-31661
CVE-2026-31661
Description
In the Linux kernel, the following vulnerability has been resolved:
wifi: brcmsmac: Fix dma_free_coherent() size
dma_alloc_consistent() may change the size to align it. The new size is saved in alloced.
Change the free size to match the allocation size.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
11cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 9 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=3.2.1,<5.10.253
- cpe:2.3:o:linux:linux_kernel:3.2:-:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc7:*:*:*:*:*:*
- (no CPE)
Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/01f1330d3d1bee07e0c42d40cc48b7be8b6dad84nvdPatch
- git.kernel.org/stable/c/0f87777b74bcce29b966ec42d9aa8f9edd9b1667nvdPatch
- git.kernel.org/stable/c/12cd7632757a54ce586e36040210b1a738a0fc53nvdPatch
- git.kernel.org/stable/c/3c204a0fd079fa7a867151a47d830ad1c2db5177nvdPatch
- git.kernel.org/stable/c/4bf41c2731a0549e21f66180ff780b1e036639abnvdPatch
- git.kernel.org/stable/c/77263f053963dea9f3962505ac0c768853d7dc59nvdPatch
- git.kernel.org/stable/c/b27fa888e4a426a3bcf6f6ab24701d888d9bf5aanvdPatch
- git.kernel.org/stable/c/f449676bab54fea1440775c8c915dadb323fe015nvdPatch
News mentions
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