CVE-2026-31661
Not scored
wifi: brcmsmac: Fix dma_free_coherent() size
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.
Exploit probability
0.1%
Published
April 24, 2026
Required by
Not available
Last source change
July 22, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2026-31661
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/01f1330d3d1bee07e0c42d40cc48b7be8b6dad84
- https://git.kernel.org/stable/c/0f87777b74bcce29b966ec42d9aa8f9edd9b1667
- https://git.kernel.org/stable/c/12cd7632757a54ce586e36040210b1a738a0fc53
- https://git.kernel.org/stable/c/3c204a0fd079fa7a867151a47d830ad1c2db5177
- https://git.kernel.org/stable/c/4bf41c2731a0549e21f66180ff780b1e036639ab
- https://git.kernel.org/stable/c/77263f053963dea9f3962505ac0c768853d7dc59
- https://git.kernel.org/stable/c/b27fa888e4a426a3bcf6f6ab24701d888d9bf5aa
- https://git.kernel.org/stable/c/f449676bab54fea1440775c8c915dadb323fe015
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31661.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-31661