CVE-2026-31661

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux5b435de0d786869c95d1962121af0d7df2542009 < f449676bab54fea1440775c8c915dadb323fe015affected
LinuxLinux5b435de0d786869c95d1962121af0d7df2542009 < 3c204a0fd079fa7a867151a47d830ad1c2db5177affected
LinuxLinux5b435de0d786869c95d1962121af0d7df2542009 < 0f87777b74bcce29b966ec42d9aa8f9edd9b1667affected
LinuxLinux5b435de0d786869c95d1962121af0d7df2542009 < 4bf41c2731a0549e21f66180ff780b1e036639abaffected
LinuxLinux5b435de0d786869c95d1962121af0d7df2542009 < 77263f053963dea9f3962505ac0c768853d7dc59affected
LinuxLinux5b435de0d786869c95d1962121af0d7df2542009 < b27fa888e4a426a3bcf6f6ab24701d888d9bf5aaaffected
LinuxLinux5b435de0d786869c95d1962121af0d7df2542009 < 01f1330d3d1bee07e0c42d40cc48b7be8b6dad84affected
LinuxLinux5b435de0d786869c95d1962121af0d7df2542009 < 12cd7632757a54ce586e36040210b1a738a0fc53affected
LinuxLinux3.2affected
LinuxLinux0 < 3.2unaffected
LinuxLinux5.10.253 <= 5.10.*unaffected
LinuxLinux5.15.203 <= 5.15.*unaffected
LinuxLinux6.1.169 <= 6.1.*unaffected
LinuxLinux6.6.135 <= 6.6.*unaffected
LinuxLinux6.12.82 <= 6.12.*unaffected
LinuxLinux6.18.23 <= 6.18.*unaffected
LinuxLinux6.19.13 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References