CVE-2012-1179

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.

Category

5.2
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.36%
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory marc.info
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2012-0743.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html vendor advisory
http://www.securitytracker.com/id?1027084 vdb entry
http://secunia.com/advisories/48898 third party advisory
http://www.openwall.com/lists/oss-security/2012/03/15/7 mailing list
https://github.com/torvalds/linux/commit/4a1d704194a441bf83c636004a479e01360ec850
https://bugzilla.redhat.com/show_bug.cgi?id=803793
http://secunia.com/advisories/48404 third party advisory
http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075781.html vendor advisory
http://marc.info/?l=bugtraq&m=139447903326211&w=2 vendor advisory
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1

Frequently Asked Questions

What is the severity of CVE-2012-1179?
CVE-2012-1179 has been scored as a medium severity vulnerability.
How to fix CVE-2012-1179?
To fix CVE-2012-1179, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-1179 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-1179 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.