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Ubuntu: USN-5179-1 (CVE-2021-42374): BusyBox vulnerabilities

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Ubuntu: USN-5179-1 (CVE-2021-42374): BusyBox vulnerabilities

Severity
3
CVSS
(AV:L/AC:M/Au:N/C:P/I:N/A:P)
Published
11/15/2021
Created
05/14/2022
Added
12/08/2021
Modified
05/11/2022

Description

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

Solution(s)

  • ubuntu-upgrade-busybox
  • ubuntu-upgrade-busybox-initramfs
  • ubuntu-upgrade-busybox-static

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