NULL Pointer Dereference The advisory has been revoked - it doesn't affect any version of package kernel-doc (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL10-KERNELDOC-15215892
- published5 Feb 2026
- disclosed4 Feb 2026
Introduced: 4 Feb 2026
CVE-2026-23040 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-doc package and not the kernel-doc package as distributed by RHEL.
In the Linux kernel, the following vulnerability has been resolved:
wifi: mac80211_hwsim: fix typo in frequency notification
The NAN notification is for 5745 MHz which corresponds to channel 149 and not 5475 which is not actually a valid channel. This could result in a NULL pointer dereference in cfg80211_next_nan_dw_notif.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2436806
- https://access.redhat.com/security/cve/CVE-2026-23040
- https://access.redhat.com/errata/RHSA-2026:18134
- https://git.kernel.org/stable/c/1251bbdb8f5b2ea86ca9b4268a2e6aa34372ab33
- https://git.kernel.org/stable/c/333418872bfecf4843f1ded7a4151685dfcf07d5