Use After Free Affecting kernel-rt package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.49% (39th percentile)

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  • Snyk IDSNYK-RHEL10-KERNELRT-11372403
  • published2 Aug 2025
  • disclosed17 Apr 2016

Introduced: 17 Apr 2016

CVE-2016-4794  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:10 kernel-rt.

NVD Description

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

Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6 allows local users to cause a denial of service (BUG) or possibly have unspecified other impact via crafted use of the mmap and bpf system calls.

CVSS Base Scores

version 3.1