Out-of-bounds Read Affecting busybox package, versions <1:1.30.1-6ubuntu3.1


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.13% (50th percentile)

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  • Snyk IDSNYK-UBUNTU2110-BUSYBOX-1915754
  • published11 Nov 2021
  • disclosed15 Nov 2021

Introduced: 11 Nov 2021

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

How to fix?

Upgrade Ubuntu:21.10 busybox to version 1:1.30.1-6ubuntu3.1 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 Ubuntu. See How to fix? for Ubuntu:21.10 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