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Slackware 14.0 SSA:2012-341-03 Critical: Libxml2 Buffer Underflow

slackware
Calendar Grey December 7, 2012
Dist Slackware Esm H88
Uncover updated libs for libxml2 on Slackware addressing a critical buffer under-read vulnerability.
New libxml2 packages are available for Slackware 12.1, 12.2, 13.0, 13.1, 13.37, 14.0, and -current to fix a security issue

Summary

Here are the details from the Slackware 14.0 ChangeLog: patches/packages/libxml2-2.8.0-i486-2_slack14.0.txz: Rebuilt. Patched a heap-based buffer underflow in the xmlParseAttValueComplex function in parser.c in libxml2 2.9.0 and earlier that could allow a remote attacker to cause a denial of service or possibly execute arbitrary code via crafted entities in an XML document. For more information, see: https://www.cve.org/CVERecord?id=CVE-2012-5134 (* Security fix *)

Topics%20covered

Topics Covered

security advisory critical software update Slackware Denial of Service libxml2 buffer underflow

Where Find New Packages

Thanks to the friendly folks at the OSU Open Source Lab (https://osuosl.org/) for donating FTP and rsync hosting to the Slackware project! :-)
Also see the "Get Slack" section on http://www.slackware.com/ for additional mirror sites near you.
Updated package for Slackware 12.1: ftp://ftp.slackware.com/pub/slackware/slackware-12.1/patches/packages/libxml2-2.6.32-i486-3_slack12.1.tgz
Updated package for Slackware 12.2: ftp://ftp.slackware.com/pub/slackware/slackware-12.2/patches/packages/libxml2-2.6.32-i486-4_slack12.2.tgz
Updated package for Slackware 13.0: ftp://ftp.slackware.com/pub/slackware/slackware-13.0/patches/packages/libxml2-2.7.3-i486-5_slack13.0.txz
Updated package for Slackware x86_64 13.0: ftp://ftp.slackware.com/pub/slackware/slackware64-13.0/patches/packages/libxml2-2.7.3-x86_64-5_slack13.0.txz
Updated package for Slackware 13.1: ftp://ftp.slackware.com/pub/slackware/slackware-13.1/patches/packages/libxml2-2.7.6-i486-3_slack13.1.txz
Updated package for Slackware x86_6...

Read the Full Advisory

MD5 Signatures

Slackware 12.1 package: 4b8f8073e5ab0e468368aac52031e133 libxml2-2.6.32-i486-3_slack12.1.tgz
Slackware 12.2 package: a38284d735b51156b6a0c2aad4a0b0b6 libxml2-2.6.32-i486-4_slack12.2.tgz
Slackware 13.0 package: de8fa68b968b05115f06fd1a6c8c874d libxml2-2.7.3-i486-5_slack13.0.txz
Slackware x86_64 13.0 package: ff17bc7c4513ad04192ecc351f390d2e libxml2-2.7.3-x86_64-5_slack13.0.txz
Slackware 13.1 package: 82340fb2bd9eb47336c072dc0f801589 libxml2-2.7.6-i486-3_slack13.1.txz
Slackware x86_64 13.1 package: 1e37ae374658bedbaa62aee52d960e6d libxml2-2.7.6-x86_64-3_slack13.1.txz
Slackware 13.37 package: a2c3792fbf110ad3d05fd347deff3958 libxml2-2.7.8-i486-5_slack13.37.txz
Slackware x86_64 13.37 package: 817ab99eff08314862f48c33703f572f libxml2-2.7.8-x86_64-5_slack13.37.txz
Slackware 14.0 package: b407f6c6e488375e9d7775c1b8eb7231 libxml2-2.8.0-i486-2_slack14.0.txz
Slackware x86_64 14.0 package: b11a66b5e80391dac16d92c59a7aa111 libxml2-2.8.0-x86_64-2_slack14.0.txz
Slackware -current package: dba82933cc4a5298b14ca4f085e930ce l/libxml2-2.8.0-i486-2.txz
Slackware x86_64 -current package: 061c5ad8691d874a9c2a9079c312a725 l/libxml2-2.8.0-x86_64-2.txz

Severity
critical
Lowest
Low
Medium
High
Critical

Topics%20covered

Topics Covered

security advisory critical software update Slackware Denial of Service libxml2 buffer underflow

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Installation Instructions

Installation instructions: Upgrade the package as root: # upgradepkg libxml2-2.8.0-i486-2_slack14.0.txz

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