CVE-2021-3643

NameCVE-2021-3643
DescriptionA flaw was found in sox 14.4.1. The lsx_adpcm_init function within libsox leads to a global-buffer-overflow. This flaw allows an attacker to input a malicious file, leading to the disclosure of sensitive information.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3315-1, DSA-5356-1
Debian Bugs1010374

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
sox (PTS)buster14.4.2+git20190427-1vulnerable
buster (security)14.4.2+git20190427-1+deb10u3fixed
bullseye (security), bullseye14.4.2+git20190427-2+deb11u2fixed
bookworm14.4.2+git20190427-3.5fixed
sid, trixie14.4.2+git20190427-4fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
soxsourcebuster14.4.2+git20190427-1+deb10u1DLA-3315-1
soxsourcebullseye14.4.2+git20190427-2+deb11u1DSA-5356-1
soxsource(unstable)14.4.2+git20190427-3.21010374

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=1980626
Triggered by same reproducer as for CVE-2021-23210
https://sourceforge.net/p/sox/bugs/351/
https://www.openwall.com/lists/oss-security/2023/02/03/3

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