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.
CVE-2012-5517
- No confirmed exploitation signals yet
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 30.7%
- KEV
- Not listed
Published
December 21, 2012
Last Modified
April 29, 2026
References (30)
- secalert@redhathttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=08dff7b7d629807dbb1f398c68dd9cd58dd657a1
- secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- secalert@redhathttp://rhn.redhat.com/errata/RHSA-2012-1580.html
- secalert@redhathttp://www.kernel.org/pub/linux/kernel/v3.x/
- secalert@redhathttp://www.kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2
- secalert@redhathttp://www.openwall.com/lists/oss-security/2012/11/13/11
- secalert@redhathttp://www.securityfocus.com/bid/56527
- secalert@redhathttp://www.ubuntu.com/usn/USN-1671-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-1673-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-1677-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-1678-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-1679-1
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=875374
- secalert@redhathttps://github.com/torvalds/linux/commit/08dff7b7d629807dbb1f398c68dd9cd58dd657a1
- secalert@redhathttps://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html
Vendor Advisories for CVE-2012-5517(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(9)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-image-3.2.0-35-highbank (3.2.0-35.55) @ precise | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.0.0-1219-omap4 (3.0.0-1219.32) @ oneiric | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.0.0-29-server (3.0.0-29.46~lucid1) @ lucid | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.2.0-1423-omap4 (3.2.0-1423.30) @ precise | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.5.0-22-generic (3.5.0-22.34~precise1) @ precise | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.5.0-216-omap4 (3.5.0-216.23) @ quantal | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.0.0-29-server (3.0.0-29.46) @ oneiric | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.5.0-21-powerpc-smp (3.5.0-21.32) @ quantal | 2026-05-29 | ubuntu |
| redhat | kernel-0:2.6.32-279.19.1.el6 | 2012-12-18 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Additional Vendor Advisories
(8)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
- UbuntuUSN-1669-1MEDIUM
Linux kernel vulnerability
- UbuntuUSN-1670-1MEDIUM
Linux kernel (OMAP4) vulnerability
- UbuntuUSN-1671-1MEDIUM
Linux kernel vulnerability
- UbuntuUSN-1673-1MEDIUM
Linux kernel (OMAP4) vulnerability
- UbuntuUSN-1677-1MEDIUM
Linux kernel vulnerability
- UbuntuUSN-1678-1MEDIUM
Linux kernel (Oneiric backport) vulnerability
- UbuntuUSN-1679-1MEDIUM
Linux kernel (OMAP4) vulnerability
- UbuntuUSN-1704-1MEDIUM
Linux kernel (Quantal HWE) vulnerabilities
Data Freshness Timeline
(refreshed 7× in last 7d / 37× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 02:19 UTCEPSS rescore
- 2026-07-06 02:19 UTCEPSS rescore
- 2026-07-05 10:29 UTCOSV refresh
- 2026-07-04 06:27 UTCEPSS rescore
- 2026-07-01 15:02 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-29 14:02 UTCEPSS rescore
- 2026-06-28 14:03 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-27 03:05 UTCEPSS rescore
- 2026-06-25 13:46 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-21 14:53 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
- 2026-06-21 01:56 UTCEPSS rescore
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-19 19:22 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
Show 54 moreShow fewer
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-16 21:43 UTCOSV refresh
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-15 17:44 UTCEPSS rescore
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:57 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:56 UTCEPSS rescore
- 2026-06-10 13:18 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 01:32 UTCEG score recompute
- 2026-05-29 01:32 UTCVendor advisory
- 2026-05-29 01:32 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-24 16:43 UTCEPSS rescore
- 2026-05-23 01:28 UTCOSV refresh
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-21 22:39 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Related CVEs(same vendor)
Frequently asked(4)
What is CVE-2012-5517?
When was CVE-2012-5517 disclosed?
Is CVE-2012-5517 actively exploited?
How do I remediate CVE-2012-5517?
Dependency Blast Radius
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