National Cyber Awareness System
Vulnerability Summary for CVE-2011-2183
Original release date:06/13/2012
Last revised:06/14/2012
Source:
US-CERT/NIST
Overview
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.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.9
Exploitability Subscore:
1.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: High
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: https://github.com/torvalds/linux/commit/2b472611a32a72f4a118c069c2d62a1a3f087afd
Type: Patch Information
External Source: CONFIRM
Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2b472611a32a72f4a118c069c2d62a1a3f087afd
Type: Patch Information
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=710338
External Source: MLIST
Name: [oss-security] 20110606 Re: CVE request: kernel: ksm: race between ksmd and exiting task
External Source: CONFIRM
Name: http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.3
