Test ID:	1.3.6.1.4.1.25623.1.0.703057
Category:	Debian Local Security Checks
Title:	Debian Security Advisory DSA 3057-1 (libxml2 - security update)
Summary:	Sogeti found a denial of service flaw in libxml2, a library providing;support to read, modify and write XML and HTML files. A remote attacker;could provide a specially crafted XML file that, when processed by an;application using libxml2, would lead to excessive CPU consumption;(denial of service) based on excessive entity substitutions, even if;entity substitution was disabled, which is the parser default behavior.;(CVE-2014-3660;);;In addition, this update addresses a misapplied chunk for a patch;released in version 2.8.0+dfsg1-7+wheezy1 (#762864), and a memory leak;regression (#765770) introduced in version 2.8.0+dfsg1-7+nmu3.
Description:	Summary: Sogeti found a denial of service flaw in libxml2, a library providing support to read, modify and write XML and HTML files. A remote attacker could provide a specially crafted XML file that, when processed by an application using libxml2, would lead to excessive CPU consumption (denial of service) based on excessive entity substitutions, even if entity substitution was disabled, which is the parser default behavior. (CVE-2014-3660 ) In addition, this update addresses a misapplied chunk for a patch released in version 2.8.0+dfsg1-7+wheezy1 (#762864), and a memory leak regression (#765770) introduced in version 2.8.0+dfsg1-7+nmu3. Affected Software/OS: libxml2 on Debian Linux Solution: For the stable distribution (wheezy), this problem has been fixed in version 2.8.0+dfsg1-7+wheezy2. For the unstable distribution (sid), this problem has been fixed in version 2.9.2+dfsg1-1. We recommend that you upgrade your libxml2 packages. CVSS Score: 5.0 CVSS Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2014-3660 http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html http://lists.apple.com/archives/security-announce/2015/Aug/msg00002.html BugTraq ID: 70644 http://www.securityfocus.com/bid/70644 Debian Security Information: DSA-3057 (Google Search) http://www.debian.org/security/2014/dsa-3057 http://www.mandriva.com/security/advisories?name=MDVSA-2014:244 https://bugzilla.redhat.com/attachment.cgi?id=944444&action=diff https://www.ncsc.nl/actueel/nieuwsberichten/kwetsbaarheid-ontdekt-in-libxml2.html http://www.openwall.com/lists/oss-security/2014/10/17/7 RedHat Security Advisories: RHSA-2014:1655 http://rhn.redhat.com/errata/RHSA-2014-1655.html RedHat Security Advisories: RHSA-2014:1885 http://rhn.redhat.com/errata/RHSA-2014-1885.html http://secunia.com/advisories/59903 http://secunia.com/advisories/61965 http://secunia.com/advisories/61966 http://secunia.com/advisories/61991 SuSE Security Announcement: openSUSE-SU-2014:1330 (Google Search) http://lists.opensuse.org/opensuse-updates/2014-10/msg00034.html SuSE Security Announcement: openSUSE-SU-2015:2372 (Google Search) http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html http://www.ubuntu.com/usn/USN-2389-1
Copyright	Copyright (c) 2014 Greenbone Networks GmbH http://greenbone.net

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