Use After Free Affecting kernel-rt-trace package, versions <0:3.10.0-229.7.2.rt56.141.6.el7_1


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-RHEL7-KERNELRTTRACE-5052477
  • published26 Jul 2021
  • disclosed29 Dec 2014

Introduced: 29 Dec 2014

CVE-2014-9529  (opens in a new tab)
CWE-416  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:7 kernel-rt-trace to version 0:3.10.0-229.7.2.rt56.141.6.el7_1 or higher.
This issue was patched in RHSA-2015:1139.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-trace package and not the kernel-rt-trace package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

Race condition in the key_gc_unused_keys function in security/keys/gc.c in the Linux kernel through 3.18.2 allows local users to cause a denial of service (memory corruption or panic) or possibly have unspecified other impact via keyctl commands that trigger access to a key structure member during garbage collection of a key.

CVSS Scores

version 3.1