CVE-2011-2183

MEDIUM

Description

Race condition in the scan_get_next_rmap_item function in mm/ksm.c in the Linux kernel before 2.6.39.3, when Kernel SamePage Merging (KSM) is enabled, allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a crafted application.

References

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.3

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2b472611a32a72f4a118c069c2d62a1a3f087afd

http://www.openwall.com/lists/oss-security/2011/06/06/1

https://bugzilla.redhat.com/show_bug.cgi?id=710338

https://github.com/torvalds/linux/commit/2b472611a32a72f4a118c069c2d62a1a3f087afd

Details

Source: MITRE

Published: 2012-06-13

Updated: 2012-06-14

Type: CWE-362

Risk Information

CVSS v2.0

Base Score: 4

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

Impact Score: 6.9

Exploitability Score: 1.9

Severity: MEDIUM