GLSA 201701-56: zlib: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	normal
Title:	zlib: Multiple vulnerabilities
Date:	01/23/2017
Bugs:	#601828
ID:	201701-56

Synopsis

Multiple vulnerabilities have been found in zlib, the worst of which could allow attackers to cause a Denial of Service condition.

Background

zlib is a widely used free and patent unencumbered data compression library.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
sys-libs/zlib	< 1.2.9	>= 1.2.9	All supported architectures

Description

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

Impact

An attacker could cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All zlib users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=sys-libs/zlib-1.2.9"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201701-56.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.