Riskcovery

CVE-2023-53113

wifi: nl80211: fix NULL-ptr deref in offchan check

State
Published
Severity
Not scored
Published
May 2, 2025
Updated
May 23, 2026
Reserved
May 2, 2025

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

wifi: nl80211: fix NULL-ptr deref in offchan check

If, e.g. in AP mode, the link was already created by userspace but not activated yet, it has a chandef but the chandef isn't valid and has no channel. Check for this and ignore this link.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 7b0a0e3c3a88260b6fcb017e49f198463aa62ed1 to before 87e80ea4fbc9ce2f2005905fdbcd38baaa47463aAffected
  • 7b0a0e3c3a88260b6fcb017e49f198463aa62ed1 to before 201a836c2385fdd2b9d0a8e7737bba5b26f1863aAffected
  • 7b0a0e3c3a88260b6fcb017e49f198463aa62ed1 to before f624bb6fad23df3270580b4fcef415c6e7bf7705Affected
  • 7a53ad13c09150076b7ddde96c2dfc5622c90b45Affected
  • 5.19.2 to before 5.20Affected
LinuxLinux
  • 6.0Affected
  • before 6.0Not affected
  • 6.1.21 through 6.1.*Not affected
  • 6.2.8 through 6.2.*Not affected
  • 6.3 and laterNot affected

References

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