Use After Free Affecting kernel-rt-debug package, versions *


Severity

Recommended
low

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.98% (85th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELRTDEBUG-1571182
  • published26 Jul 2021
  • disclosed16 Jan 2019

Introduced: 16 Jan 2019

CVE-2019-9003  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 kernel-rt-debug.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug package and not the kernel-rt-debug package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

In the Linux kernel before 4.20.5, attackers can trigger a drivers/char/ipmi/ipmi_msghandler.c use-after-free and OOPS by arranging for certain simultaneous execution of the code, as demonstrated by a "service ipmievd restart" loop.

CVSS Scores

version 3.1