CVE-2023-53113

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 36/100
Published: 2025-05-02 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Low Complexity No Interaction

CVSS Vector Breakdown

AV: Local
AC: Low
PR: Low
UI: None
S: Unchanged
C: None
I: None
A: High

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.

Weakness Classification (1)

Affected Software (9)

VendorProductVersion
Linux Linux 7b0a0e3c3a88260b6fcb017e49f198463aa62ed1 < 87e80ea4fbc9ce2f2005905fdbcd38baaa47463a
Linux Linux 7b0a0e3c3a88260b6fcb017e49f198463aa62ed1 < 201a836c2385fdd2b9d0a8e7737bba5b26f1863a
Linux Linux 7b0a0e3c3a88260b6fcb017e49f198463aa62ed1 < f624bb6fad23df3270580b4fcef415c6e7bf7705
Linux Linux 7a53ad13c09150076b7ddde96c2dfc5622c90b45
Linux Linux 5.19.2 < 5.20
Linux Linux 6.0
linux linux_kernel 5.19.2 – 6.1.21
linux linux_kernel 6.3
linux linux_kernel 6.3

Bug Bounty Relevance

36 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

5.5 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS — Exploitation Probability

0.20%
Raw Score 0.002010
Percentile 10.0%
Date 2026-11-06

EPSS Trend

2026-11-06
0.00201
2026-11-05
0.00201

Intelligence Sources

mitre ref →
nvd ref →