CVE-2026-31661 - CVE | ByteOS Network

CVE Vulnerability Details :

CVE-2026-31661

PUBLISHED

More Info Official Page

Assigner-Linux

Assigner Org ID-416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published At-24 Apr, 2026 | 14:45

Updated At-11 May, 2026 | 22:13

▼CVE Numbering Authority (CNA)

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.

Affected Products

Vendor

Linux Kernel Organization, Inc

Product

Repo

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Program Files

drivers/net/wireless/broadcom/brcm80211/brcmsmac/dma.c

Default Status

unaffected

Versions

Affected

From 5b435de0d786869c95d1962121af0d7df2542009 before f449676bab54fea1440775c8c915dadb323fe015 (git)
From 5b435de0d786869c95d1962121af0d7df2542009 before 3c204a0fd079fa7a867151a47d830ad1c2db5177 (git)
From 5b435de0d786869c95d1962121af0d7df2542009 before 0f87777b74bcce29b966ec42d9aa8f9edd9b1667 (git)
From 5b435de0d786869c95d1962121af0d7df2542009 before 4bf41c2731a0549e21f66180ff780b1e036639ab (git)
From 5b435de0d786869c95d1962121af0d7df2542009 before 77263f053963dea9f3962505ac0c768853d7dc59 (git)
From 5b435de0d786869c95d1962121af0d7df2542009 before b27fa888e4a426a3bcf6f6ab24701d888d9bf5aa (git)
From 5b435de0d786869c95d1962121af0d7df2542009 before 01f1330d3d1bee07e0c42d40cc48b7be8b6dad84 (git)
From 5b435de0d786869c95d1962121af0d7df2542009 before 12cd7632757a54ce586e36040210b1a738a0fc53 (git)

Vendor

Linux Kernel Organization, Inc

Product

Repo

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Program Files

drivers/net/wireless/broadcom/brcm80211/brcmsmac/dma.c

Default Status

affected

Versions

Affected

3.2

Unaffected

From 0 before 3.2 (semver)
From 5.10.253 through 5.10.* (semver)
From 5.15.203 through 5.15.* (semver)
From 6.1.169 through 6.1.* (semver)
From 6.6.135 through 6.6.* (semver)
From 6.12.82 through 6.12.* (semver)
From 6.18.23 through 6.18.* (semver)
From 6.19.13 through 6.19.* (semver)
From 7.0 through * (original_commit_for_fix)

References

Hyperlink	Resource
https://git.kernel.org/stable/c/f449676bab54fea1440775c8c915dadb323fe015	N/A
https://git.kernel.org/stable/c/3c204a0fd079fa7a867151a47d830ad1c2db5177	N/A
https://git.kernel.org/stable/c/0f87777b74bcce29b966ec42d9aa8f9edd9b1667	N/A
https://git.kernel.org/stable/c/4bf41c2731a0549e21f66180ff780b1e036639ab	N/A
https://git.kernel.org/stable/c/77263f053963dea9f3962505ac0c768853d7dc59	N/A
https://git.kernel.org/stable/c/b27fa888e4a426a3bcf6f6ab24701d888d9bf5aa	N/A
https://git.kernel.org/stable/c/01f1330d3d1bee07e0c42d40cc48b7be8b6dad84	N/A
https://git.kernel.org/stable/c/12cd7632757a54ce586e36040210b1a738a0fc53	N/A

Hyperlink: https://git.kernel.org/stable/c/f449676bab54fea1440775c8c915dadb323fe015

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/3c204a0fd079fa7a867151a47d830ad1c2db5177

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/0f87777b74bcce29b966ec42d9aa8f9edd9b1667

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/4bf41c2731a0549e21f66180ff780b1e036639ab

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/77263f053963dea9f3962505ac0c768853d7dc59

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/b27fa888e4a426a3bcf6f6ab24701d888d9bf5aa

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/01f1330d3d1bee07e0c42d40cc48b7be8b6dad84

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/12cd7632757a54ce586e36040210b1a738a0fc53

Resource: N/A