Gentoo: GLSA-201401-07: libxslt: Denial of Service
Summary
Multiple vulnerabilities have been found in libxslt:
* Multiple errors exist in pattern.c and functions.c (CVE-2012-2870,
CVE-2012-6139).
* A double-free error exists in templates.c (CVE-2012-2893).
* A NULL pointer dereference in keys.c (CVE-2012-6139).
* An error in handling stylesheets containing DTDs (CVE-2013-4520).
Resolution
All libxslt users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-libs/libxslt-1.1.28"
Packages which depend on this library may need to be recompiled. Tools
such as revdep-rebuild may assist in identifying some of these
packages.
References
[ 1 ] CVE-2012-2870 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-2870 [ 2 ] CVE-2012-2893 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-2893 [ 3 ] CVE-2012-6139 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6139 [ 4 ] CVE-2013-4520 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4520
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201401-07
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.
![Dist Gentoo](/images/distros/dist-gentoo.png)
Synopsis
Multiple Denial of Service vulnerabilities have been found in libxslt.
Background
libxslt is the XSLT C library developed for the GNOME project. XSLT is an XML language to define transformations for XML.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/libxslt < 1.1.28 >= 1.1.28
Impact
===== A remote attacker could entice a user to process a specially crafted file in an application linked against libxslt, possibly resulting in a Denial of Service condition.
Workaround
There is no known workaround at this time.