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Race Condition Affecting perf package, versions <0:2.6.32-642.15.1.el6

Severity

 Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-RHEL6-PERF-1510284
  • published26 Jul 2021
  • disclosed4 Jul 2016
Report a new vulnerability Found a mistake?

Introduced: 4 Jul 2016

CVE-2016-6136  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade RHEL:6 perf to version 0:2.6.32-642.15.1.el6 or higher.
This issue was patched in RHSA-2017:0307.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

Race condition in the audit_log_single_execve_arg function in kernel/auditsc.c in the Linux kernel through 4.7 allows local users to bypass intended character-set restrictions or disrupt system-call auditing by changing a certain string, aka a "double fetch" vulnerability.