CVE-2014-0146

LOW

Description

The qcow2_open function in the (block/qcow2.c) in QEMU before 1.7.2 and 2.x before 2.0.0 allows local users to cause a denial of service (NULL pointer dereference) via a crafted image which causes an error, related to the initialization of the snapshot_offset and nb_snapshots fields.

References

http://git.qemu.org/?p=qemu.git;a=commit;h=11b128f4062dd7f89b14abc8877ff20d41b28be9

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

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

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

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

https://bugzilla.redhat.com/show_bug.cgi?id=1078232

Details

Source: MITRE

Published: 2017-08-10

Updated: 2017-11-04

Type: CWE-476

Risk Information

CVSS v2.0

Base Score: 1.9

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

Impact Score: 2.9

Exploitability Score: 3.4

Severity: LOW

CVSS v3.0

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM