CVE-2026-23420

MEDIUM EPSS 0.6%
Published Apr 3, 20262mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Apr 3, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: wlcore: Fix a locking bug Make sure that wl->mutex is locked before it is unlocked. This has been detected by the Clang thread-safety analyzer.

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
0.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-667

Affected Products 15

VendorProductVersionRange
linuxlinux_kernel*≥4.19.1  –  <5.10.253
linuxlinux_kernel*≥5.11  –  <5.15.203
linuxlinux_kernel*≥5.16  –  <6.1.167
linuxlinux_kernel*≥6.2  –  <6.6.130
linuxlinux_kernel*≥6.7  –  <6.12.77
linuxlinux_kernel*≥6.13  –  <6.18.17
linuxlinux_kernel*≥6.19  –  <6.19.7
linuxlinux_kernel4.19any
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/1a1c28a08d74716f3f8e3a21c86b30d0ff13521a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4ae8faf31b24c78653f4433298ee52813a56967a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5feeea59ed142e15c3284d0b1a364c6786bf3487
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/72c6df8f284b3a49812ce2ac136727ace70acc7c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7ab511003c5ae3bf5364d7699a2e3ab1db513680
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/aca4c9e4901b01b8b985993dc7df80bd1d1338bd
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fc404390a386404cf9822d4091ccae1f61efcbcd
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fcef983ad88832f3aa83491a174c345de57afbbd
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/1a1c28a08d74716f3f8e3a21c86b30d0ff13521a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4ae8faf31b24c78653f4433298ee52813a56967a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5feeea59ed142e15c3284d0b1a364c6786bf3487
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/72c6df8f284b3a49812ce2ac136727ace70acc7c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7ab511003c5ae3bf5364d7699a2e3ab1db513680
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/aca4c9e4901b01b8b985993dc7df80bd1d1338bd
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fc404390a386404cf9822d4091ccae1f61efcbcd
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fcef983ad88832f3aa83491a174c345de57afbbd
    Patch