Gentoo: 201512-05 Normal: gdk-pixbuf Multiple Buffer Overflows Exploit
gentoo
December 21, 2015
Multiple buffer overflow vulnerabilities in gdk-pixbuf may allow remote attackers to execute arbitrary code or cause Denial of Service.
Summary
Three heap-based buffer overflow vulnerabilities have been discovered in gdk-pixbuf. Please review the CVE identifiers referenced below for details.
Resolution
All gdk-pixbuf users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=x11-libs/gdk-pixbuf-2.32.1"
Packages which depend on this library may need to be recompiled. Tools such as revdep-rebuild may assist in identifying these packages.
Packages which depend on this library may need to be recompiled. Tools such as revdep-rebuild may assist in identifying these packages.
References
[ 1 ] CVE-2015-4491 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4491 [ 2 ] CVE-2015-7673 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7673 [ 3 ] CVE-2015-7674 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7674
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201512-05
style>.gentoo_availability{display:block;}
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.
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Severity: Normal
Title: gdk-pixbuf: Multiple Vulnerabilities
Date: December 21, 2015
Bugs: #556314, #562878, #562880
ID: 201512-05
Background
gdk-pixbuf is an image loading library for GTK+.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 x11-libs/gdk-pixbuf < 2.32.1 >= 2.32.1
Impact
=====
A remote attacker could entice a user to open a specially crafted image
file with an application linked against gdk-pixbuf, 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.
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