GLSA 201908-02: libpng: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	normal
Title:	libpng: Multiple vulnerabilities
Date:	08/03/2019
Bugs:	#683366
ID:	201908-02

Synopsis

Multiple vulnerabilities have been found in libpng, the worst of which could result in a Denial of Service condition.

Background

libpng is a standard library used to process PNG (Portable Network Graphics) images. It is used by several programs, including web browsers and potentially server processes.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
media-libs/libpng	< 1.6.37	>= 1.6.37	All supported architectures

Description

Multiple vulnerabilities have been discovered in libpng. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker, by enticing a user to process a specially crafted PNG file, could cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All libpng users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=media-libs/libpng-1.6.37"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201908-02.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.