GLSA 202101-37: VLC: Buffer overflow

Severity:normal
Title:VLC: Buffer overflow
Date:01/29/2021
Bugs: #765040
ID:202101-37

Synopsis

A buffer overflow in VLC might allow remote attacker(s) to execute arbitrary code.

Background

VLC is a cross-platform media player and streaming server.

Affected packages

Package Vulnerable Unaffected Architecture(s)
media-video/vlc < 3.0.12.1 >= 3.0.12.1 All supported architectures

Description

VLC was found to have a buffer overflow when handling crafted MKV files.

Impact

A remote attacker could entice a user to open a specially crafted MKV file using VLC possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All VLC users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=media-video/vlc-3.0.12.1"
    

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202101-37.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

License

Copyright 2010 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.

Thank you!