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CVE-2021-42383

Published: 15 November 2021

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

Priority

Low

CVSS 3 base score: 7.2

Status

Package Release Status
busybox
Launchpad, Ubuntu, Debian
Upstream
Released (1.34.0)
Ubuntu 21.10 (Impish Indri) Not vulnerable
(1:1.30.1-6ubuntu3)
Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(1:1.30.1-6ubuntu2)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(1:1.30.1-4ubuntu6.3)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(1:1.27.2-2ubuntu3.3)
Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable

Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable