Resource Exhaustion Affecting python3-perf package, versions <0:4.18.0-240.23.2.el8_3


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-RHEL8-PYTHON3PERF-4398699
  • published26 Jul 2021
  • disclosed20 Jul 2021

Introduced: 20 Jul 2021

CVE-2021-33910  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:8 python3-perf to version 0:4.18.0-240.23.2.el8_3 or higher.
This issue was patched in RHSA-2021:2763.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-perf package and not the python3-perf package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

basic/unit-name.c in systemd prior to 246.15, 247.8, 248.5, and 249.1 has a Memory Allocation with an Excessive Size Value (involving strdupa and alloca for a pathname controlled by a local attacker) that results in an operating system crash.

References

CVSS Scores

version 3.1