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CVE-2017-9049

Status Candidate

Overview

libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the xmlDictComputeFastKey function in dict.c. This vulnerability causes programs that use libxml2, such as PHP, to crash. This vulnerability exists because of an incomplete fix for libxml2 Bug 759398.

Related Files

Gentoo Linux Security Advisory 201711-01
Posted Nov 10, 2017
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201711-1 - Multiple vulnerabilities have been found in libxml2, the worst of which could result in the execution of arbitrary code. Versions prior to 2.9.4-r3 are affected.

tags | advisory, arbitrary, vulnerability
systems | linux, gentoo
advisories | CVE-2016-9318, CVE-2017-0663, CVE-2017-5969, CVE-2017-7375, CVE-2017-9047, CVE-2017-9048, CVE-2017-9049, CVE-2017-9050
MD5 | 56c81d3cb2b4a76a2ccc1a8327635179
Ubuntu Security Notice USN-3424-1
Posted Sep 19, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3424-1 - It was discovered that a type confusion error existed in libxml2. An attacker could use this to specially construct XML data that could cause a denial of service or possibly execute arbitrary code. It was discovered that libxml2 did not properly validate parsed entity references. An attacker could use this to specially construct XML data that could expose sensitive information. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-0663, CVE-2017-7375, CVE-2017-7376, CVE-2017-9047, CVE-2017-9048, CVE-2017-9049, CVE-2017-9050
MD5 | 4b0652d2acb742ad23250a852a802397
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