Use After Free Affecting busybox package, versions <1.32.1-r9


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.07% (32nd percentile)

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  • Snyk IDSNYK-ALPINE313-BUSYBOX-2953337
  • published19 Jul 2022
  • disclosed18 May 2022

Introduced: 18 May 2022

CVE-2022-30065  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Alpine:3.13 busybox to version 1.32.1-r9 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream busybox package and not the busybox package as distributed by Alpine. See How to fix? for Alpine:3.13 relevant fixed versions and status.

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.

CVSS Scores

version 3.1