openSUSE Security Update: Security update for graphite2 ______________________________________________________________________________ Announcement ID: openSUSE-SU-2016:0791-1 Rating: important References: #965803 #965806 #965807 #965810 Cross-References: CVE-2016-1521 CVE-2016-1522 CVE-2016-1523 CVE-2016-1526 Affected Products: openSUSE 13.2 ______________________________________________________________________________ An update that fixes four vulnerabilities is now available. Description: This update for graphite2 fixes the following issues: - CVE-2016-1521: The directrun function in directmachine.cpp in Libgraphite did not validate a certain skip operation, which allowed remote attackers to execute arbitrary code, obtain sensitive information, or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smart font. - CVE-2016-1522: Code.cpp in Libgraphite did not consider recursive load calls during a size check, which allowed remote attackers to cause a denial of service (heap-based buffer overflow) or possibly execute arbitrary code via a crafted Graphite smart font. - CVE-2016-1523: The SillMap::readFace function in FeatureMap.cpp in Libgraphite mishandled a return value, which allowed remote attackers to cause a denial of service (missing initialization, NULL pointer dereference, and application crash) via a crafted Graphite smart font. - CVE-2016-1526: The TtfUtil:LocaLookup function in TtfUtil.cpp in Libgraphite incorrectly validated a size value, which allowed remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smart font. Patch Instructions: To install this openSUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - openSUSE 13.2: zypper in -t patch openSUSE-2016-349=1 To bring your system up-to-date, use "zypper patch". Package List: - openSUSE 13.2 (i586 x86_64): graphite2-1.2.4-2.4.1 graphite2-debuginfo-1.2.4-2.4.1 graphite2-debugsource-1.2.4-2.4.1 graphite2-devel-1.2.4-2.4.1 libgraphite2-3-1.2.4-2.4.1 libgraphite2-3-debuginfo-1.2.4-2.4.1 - openSUSE 13.2 (x86_64): libgraphite2-3-32bit-1.2.4-2.4.1 libgraphite2-3-debuginfo-32bit-1.2.4-2.4.1 References: https://www.suse.com/security/cve/CVE-2016-1521.html https://www.suse.com/security/cve/CVE-2016-1522.html https://www.suse.com/security/cve/CVE-2016-1523.html https://www.suse.com/security/cve/CVE-2016-1526.html https://bugzilla.suse.com/965803 https://bugzilla.suse.com/965806 https://bugzilla.suse.com/965807 https://bugzilla.suse.com/965810