GLSA 200605-17: libTIFF: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	normal
Title:	libTIFF: Multiple vulnerabilities
Date:	05/30/2006
Bugs:	#129675
ID:	200605-17

Synopsis

Multiple vulnerabilities in libTIFF could lead to the execution of arbitrary code or a Denial of Service.

Background

libTIFF provides support for reading and manipulating TIFF images.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
media-libs/tiff	< 3.8.1	>= 3.8.1	All supported architectures

Description

Multiple vulnerabilities, ranging from integer overflows and NULL pointer dereferences to double frees, were reported in libTIFF.

Impact

An attacker could exploit these vulnerabilities by enticing a user to open a specially crafted TIFF image, possibly leading to the execution of arbitrary code or a Denial of Service.

Workaround

There is no known workaround at this time.

Resolution

All libTIFF users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=media-libs/tiff-3.8.1"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200605-17.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.