CVE-2026-31661

MEDIUM EPSS 1.8%
Published Apr 24, 20262mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Apr 24, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
1.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 15

VendorProductVersionRange
linuxlinux_kernel*≥3.2.1  –  <5.10.253
linuxlinux_kernel*≥5.11  –  <5.15.203
linuxlinux_kernel*≥5.16  –  <6.1.169
linuxlinux_kernel*≥6.2  –  <6.6.135
linuxlinux_kernel*≥6.7  –  <6.12.82
linuxlinux_kernel*≥6.13  –  <6.18.23
linuxlinux_kernel*≥6.19  –  <6.19.13
linuxlinux_kernel3.2any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any

References 8

  • git.kernel.org https://git.kernel.org/stable/c/01f1330d3d1bee07e0c42d40cc48b7be8b6dad84
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/0f87777b74bcce29b966ec42d9aa8f9edd9b1667
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/12cd7632757a54ce586e36040210b1a738a0fc53
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3c204a0fd079fa7a867151a47d830ad1c2db5177
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4bf41c2731a0549e21f66180ff780b1e036639ab
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/77263f053963dea9f3962505ac0c768853d7dc59
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b27fa888e4a426a3bcf6f6ab24701d888d9bf5aa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f449676bab54fea1440775c8c915dadb323fe015
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/01f1330d3d1bee07e0c42d40cc48b7be8b6dad84
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/0f87777b74bcce29b966ec42d9aa8f9edd9b1667
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/12cd7632757a54ce586e36040210b1a738a0fc53
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3c204a0fd079fa7a867151a47d830ad1c2db5177
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4bf41c2731a0549e21f66180ff780b1e036639ab
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/77263f053963dea9f3962505ac0c768853d7dc59
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b27fa888e4a426a3bcf6f6ab24701d888d9bf5aa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f449676bab54fea1440775c8c915dadb323fe015
    Patch