CVE-2013-2239

MEDIUM

Description

vzkernel before 042stab080.2 in the OpenVZ modification for the Linux kernel 2.6.32 does not initialize certain length variables, which allows local users to obtain sensitive information from kernel stack memory via (1) a crafted ploop driver ioctl call, related to the ploop_getdevice_ioc function in drivers/block/ploop/dev.c, or (2) a crafted quotactl system call, related to the compat_quotactl function in fs/quota/quota.c.

References

http://openwall.com/lists/oss-security/2013/07/04/9

http://wiki.openvz.org/Download/kernel/rhel6-testing/042stab080.2

http://www.debian.org/security/2013/dsa-2766

https://bugs.gentoo.org/show_bug.cgi?id=475762

https://security-tracker.debian.org/tracker/CVE-2013-2239

Details

Source: MITRE

Published: 2013-11-12

Updated: 2014-02-07

Type: CWE-264

Risk Information

CVSS v2.0

Base Score: 4.7

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

Impact Score: 6.9

Exploitability Score: 3.4

Severity: MEDIUM