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Status published
Unknown
CVE-2023-53113
wifi: nl80211: fix NULL-ptr deref in offchan check
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
7b0a0e3c3a88260b6fcb017e49f198463aa62ed1, 7a53ad13c09150076b7ddde96c2dfc5622c90b45, 5.19.2, 6.0, 0, 6.1.21, 6.2.8, 6.3
Timeline
Official Publish:
May 2nd, 2025
Last Modified:
May 23rd, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.