CVE-2014-0145

high

Description

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

http://rhn.redhat.com/errata/RHSA-2014-0420.html

http://rhn.redhat.com/errata/RHSA-2014-0421.html

https://bugzilla.redhat.com/show_bug.cgi?id=1078885

https://lists.gnu.org/archive/html/qemu-devel/2014-03/msg04994.html

http://www.debian.org/security/2014/dsa-3044

http://www.openwall.com/lists/oss-security/2014/03/26/8

Details

Published: 2017-08-10

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High