Use After Free Affecting kernel-rt-modules-core package, versions <0:6.12.0-211.26.1.el10_2


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.25% (17th percentile)

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  • Snyk IDSNYK-ROCKY10-KERNELRTMODULESCORE-17419862
  • published23 Jun 2026
  • disclosed28 May 2026

Introduced: 28 May 2026

NewCVE-2026-46166  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:10 kernel-rt-modules-core to version 0:6.12.0-211.26.1.el10_2 or higher.
This issue was patched in RLSA-2026:27288.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-modules-core package and not the kernel-rt-modules-core package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:10 relevant fixed versions and status.

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

wifi: mac80211: use safe list iteration in radar detect work

The call to ieee80211_dfs_cac_cancel can cause the iterated chanctx to be freed and removed from the list. Guard against this to avoid a slab-use-after-free error.

CVSS Base Scores

version 3.1