CVE-2021-20294

Published: 29 April 2021

A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.

Priority

Negligible

CVSS 3 base score: 7.8

Status

Package Release Status
binutils
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(2.36.1-6ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa) Needs triage

Ubuntu 18.04 LTS (Bionic Beaver) Needs triage

Ubuntu 16.04 ESM (Xenial Xerus) Needs triage

Ubuntu 14.04 ESM (Trusty Tahr) Needs triage

Patches:
Upstream: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=ddb43bab174 (master)
Upstream: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=372dd157272e0674d13372655cc60eaca9c06926 (2.35)