Out-of-bounds Read Affecting busybox package, versions <1.34.0-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.13% (50th percentile)

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  • Snyk IDSNYK-ALPINE320-BUSYBOX-7008494
  • published23 May 2024
  • disclosed15 Nov 2021

Introduced: 15 Nov 2021

CVE-2021-42374  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Alpine:3.20 busybox to version 1.34.0-r0 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:3.20 relevant fixed versions and status.

An out-of-bounds heap read in Busybox's unlzma applet leads to information leak and denial of service when crafted LZMA-compressed input is decompressed. This can be triggered by any applet/format that

CVSS Scores

version 3.1