Allocation of Resources Without Limits or Throttling Affecting libudev1 package, versions <234-24.90.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
8.79% (95th percentile)

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  • Snyk IDSNYK-SLES152-LIBUDEV1-2671078
  • published14 Apr 2022
  • disclosed20 Jul 2021

Introduced: 20 Jul 2021

CVE-2021-33910  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade SLES:15.2 libudev1 to version 234-24.90.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libudev1 package and not the libudev1 package as distributed by SLES. See How to fix? for SLES:15.2 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 Base Scores

version 3.1