GLSA 201605-05: Linux-PAM: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	normal
Title:	Linux-PAM: Multiple vulnerabilities
Date:	05/31/2016
Bugs:	#493432, #505604, #553302
ID:	201605-05

Synopsis

Multiple vulnerabilities have been found in Linux-PAM, allowing remote attackers to bypass the auth process and cause Denial of Service.

Background

Linux-PAM (Pluggable Authentication Modules) is an architecture allowing the separation of the development of privilege granting software from the development of secure and appropriate authentication schemes.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
sys-libs/pam	< 1.2.1	>= 1.2.1	All supported architectures

Description

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

Impact

Remote attackers could cause Denial of Service, conduct brute force attacks, and conduct username enumeration.

Workaround

There is no known workaround at this time.

Resolution

All Linux-PAM users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=sys-libs/pam-1.2.1"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201605-05.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.