CVE-2012-5517
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…
Does this matter?
Lower severity and a low EPSS score (0.39%). Track it; it rarely justifies an emergency change on its own.
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 2.0
- 4.0 MEDIUMAV:L/AC:H/Au:N/C:N/I:N/A:C
- EPSS
- 0.39% probability · 33th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
EPSS 0.4% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=08dff7b7d629807dbb1f398c68dd9cd58dd657a1
- 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/08dff7b7d629807dbb1f398c68dd9cd58dd657a1
- https://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=08dff7b7d629807dbb1f398c68dd9cd58dd657a1
- 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/08dff7b7d629807dbb1f398c68dd9cd58dd657a1
- https://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.