CVE-2014-3538 Information

Description

file before 5.19 does not properly restrict the amount of data read during a regex search which allows remote attackers to cause a denial of service (CPU consumption) via a crafted file that triggers backtracking during processing of an awk rule. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-7345.

Reference

http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html http://mx.gw.com/pipermail/file/2014/001553.html http://openwall.com/lists/oss-security/2014/06/30/7 http://rhn.redhat.com/errata/RHSA-2014-1327.html http://rhn.redhat.com/errata/RHSA-2014-1765.html http://rhn.redhat.com/errata/RHSA-2014-1766.html http://rhn.redhat.com/errata/RHSA-2016-0760.html http://secunia.com/advisories/60696 http://www.debian.org/security/2014/dsa-3008 http://www.debian.org/security/2014/dsa-3021 http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html http://www.securityfocus.com/bid/68348 https://bugzilla.redhat.com/show_bug.cgi?id=1098222 https://github.com/file/file/commit/4a284c89d6ef11aca34da65da7d673050a5ea320 https://github.com/file/file/commit/69a5a43b3b71f53b0577f41264a073f495799610 https://github.com/file/file/commit/71a8b6c0d758acb0f73e2e51421a711b5e9d6668 https://github.com/file/file/commit/74cafd7de9ec99a14f4480927580e501c8f852c3 https://github.com/file/file/commit/758e066df72fb1ac08d2eea91ddc3973d259e991 https://support.apple.com/HT204659