CVE-2023-53113

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

published May 2, 2025

CVSS
—
EPSS
0%
Percentile
9.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00199 · 9.2th percentile
Published
2025-05-02T15:55Z
EPSS history
Timeline
  • 02 MAY 15:55Z
    wifi: nl80211: fix NULL-ptr deref in offchan check
    cvelistv5