CVE-2012-6540

LOW

Description

The do_ip_vs_get_ctl function in net/netfilter/ipvs/ip_vs_ctl.c in the Linux kernel before 3.6 does not initialize a certain structure for IP_VS_SO_GET_TIMEOUT commands, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2d8a041b7bfe1097af21441cb77d6af95f4f4680

http://www.openwall.com/lists/oss-security/2013/03/05/13

http://www.ubuntu.com/usn/USN-1792-1

http://www.ubuntu.com/usn/USN-1798-1

https://github.com/torvalds/linux/commit/2d8a041b7bfe1097af21441cb77d6af95f4f4680

https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2

Details

Source: MITRE

Published: 2013-03-15

Updated: 2013-05-15

Type: CWE-200

Risk Information

CVSS v2.0

Base Score: 1.9

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

Impact Score: 2.9

Exploitability Score: 3.4

Severity: LOW