National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2012-1179 Detail

Current Description

The Linux kernel before 3.3.1, when KVM is used, allows guest OS users to cause a denial of service (host OS crash) by leveraging administrative access to the guest OS, related to the pmd_none_or_clear_bad function and page faults for huge pages.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.2 MEDIUM
Vector: (AV:A/AC:M/Au:S/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 4.4


Access Vector (AV): Local_Network
Access Complexity (AC): Medium
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075781.html
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
http://marc.info/?l=bugtraq&m=139447903326211&w=2
http://rhn.redhat.com/errata/RHSA-2012-0743.html
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1
http://www.openwall.com/lists/oss-security/2012/03/15/7
http://www.securitytracker.com/id?1027084
https://bugzilla.redhat.com/show_bug.cgi?id=803793
https://github.com/torvalds/linux/commit/4a1d704194a441bf83c636004a479e01360ec850

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:rc7:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
3.3


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2012-1179
NVD Published Date:
05/17/2012
NVD Last Modified:
12/28/2017