PRIOn knowledge basePRION:CVE-2014-0145Buffer overflow
Multiple buffer overflows in QEMU before 1.7.2 and 2.x before 2.0.0, allow local users to cause a denial of service (crash) or possibly execute arbitrary code via a large (1) L1 table in the qcow2_snapshot_load_tmp in the QCOW 2 block driver (block/qcow2-snapshot.c) or (2) uncompressed chunk, (3) chunk length, or (4) number of sectors in the DMG block driver (block/dmg.c).
References
git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=c05e4667be91b46ab42b5a11babf8e84d476cc6b
git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=f0dce23475b5af5da6b17b97c1765271307734b6
git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=c165f7758009a4f793c1fc19ebb69cf55313450b
rhn.redhat.com/errata/RHSA-2014-0420.html
rhn.redhat.com/errata/RHSA-2014-0421.html
www.debian.org/security/2014/dsa-3044
www.openwall.com/lists/oss-security/2014/03/26/8
bugzilla.redhat.com/show_bug.cgi?id=1078885
lists.gnu.org/archive/html/qemu-devel/2014-03/msg04994.html
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