Vulnerability Description
The online_pages function in mm/memory_hotplug.c in the Linux kernel before 3.6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact in opportunistic circumstances by using memory that was hot-added by an administrator.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.5.7 |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- http://rhn.redhat.com/errata/RHSA-2012-1580.html
- http://www.kernel.org/pub/linux/kernel/v3.x/
- http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2Patch
- http://www.openwall.com/lists/oss-security/2012/11/13/11
- http://www.securityfocus.com/bid/56527
- http://www.ubuntu.com/usn/USN-1671-1
- http://www.ubuntu.com/usn/USN-1673-1
- http://www.ubuntu.com/usn/USN-1677-1
- http://www.ubuntu.com/usn/USN-1678-1
- http://www.ubuntu.com/usn/USN-1679-1
- https://bugzilla.redhat.com/show_bug.cgi?id=875374
- https://github.com/torvalds/linux/commit/08dff7b7d629807dbb1f398c68dd9cd58dd657a
- https://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html
FAQ
What is CVE-2012-5517?
CVE-2012-5517 is a vulnerability with a CVSS score of 4.0 (MEDIUM). The online_pages function in mm/memory_hotplug.c in the Linux kernel before 3.6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified...
How severe is CVE-2012-5517?
CVE-2012-5517 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-5517?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.