Buffer overflow in virt/kvm/irq_comm.c in the KVM subsystem in the Linux kernel before 3.2.24 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via vectors related to Message Signaled Interrupts (MSI), irq routing entries, and an incorrect check by the setup_routing_entry function before invoking the kvm_set_irq function.
CVE-2012-2137
- No confirmed exploitation signals yet
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EG Risk
- 0EG Risk 0/100
EG Risk is EchelonGraph's 0–100 priority score. It fuses intrinsic severity with real-world exploitation and automatability, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. It is distinct from the 0–10 EG Score, which measures severity.
- EPSS
- 41.1%
- KEV
- Not listed
Published
January 22, 2013
Last Modified
April 29, 2026
References (30)
- secalert@redhathttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=f2ebd422f71cda9c791f76f85d2ca102ae34a1ed
- secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- secalert@redhathttp://marc.info/?l=bugtraq&m=139447903326211&w=2
- secalert@redhathttp://rhn.redhat.com/errata/RHSA-2012-0743.html
- secalert@redhathttp://secunia.com/advisories/50952
- secalert@redhathttp://secunia.com/advisories/50961
- secalert@redhathttp://ubuntu.5.n6.nabble.com/PATCH-Oneiric-CVE-2012-2137-KVM-Fix-buffer-overflow-in-kvm-set-irq-td4990566.html
- secalert@redhathttp://ubuntu.com/usn/usn-1529-1
- secalert@redhathttp://ubuntu.com/usn/usn-1607-1
- secalert@redhathttp://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.24
- secalert@redhathttp://www.securityfocus.com/bid/54063
- secalert@redhathttp://www.ubuntu.com/usn/USN-1594-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-1606-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-1609-1
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=816151
Vendor Advisories for CVE-2012-2137(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(7)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-image-3.0.0-26-powerpc64-smp (3.0.0-26.43) @ oneiric | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.0.0-1216-omap4 (3.0.0-1216.29) @ oneiric | 2026-05-29 | ubuntu |
| ubuntu | linux-image-2.6.32-44-powerpc-smp (2.6.32-44.98) @ lucid | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.0.0-26-generic-pae (3.0.0-26.43~lucid1) @ lucid | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.2.0-29-powerpc-smp (3.2.0-29.46) @ precise | 2026-05-29 | ubuntu |
| ubuntu | linux-image-3.2.0-1417-omap4 (3.2.0-1417.23) @ precise | 2026-05-29 | ubuntu |
| redhat | kernel-0:2.6.32-220.23.1.el6 | 2012-06-18 | 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.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(6)
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-1514-1MEDIUM
Linux kernel (OMAP4) vulnerabilities
- UbuntuUSN-1529-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-1594-1MEDIUM
Linux kernel (Oneiric backport) vulnerabilities
- UbuntuUSN-1606-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-1607-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-1609-1MEDIUM
Linux kernel (OMAP4) vulnerability
Data Freshness Timeline
(refreshed 13× in last 7d / 43× 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.
Showing the most recent 100 of 110 total refreshes for this CVE.
- 2026-07-23 01:07 UTCEG score recompute
- 2026-07-23 00:10 UTCEG score recompute
- 2026-07-22 21:49 UTCEG score recompute
- 2026-07-22 14:31 UTCOSV refresh
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- 2026-05-29 01:14 UTCEG score recompute
- 2026-05-29 01:14 UTCVendor advisory
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Related CVEs(same vendor + same CWE)
Same vendor
10 shownredhat
Same CWE
10 shownCWE-119
Frequently asked(4)
What is CVE-2012-2137?
When was CVE-2012-2137 disclosed?
Is CVE-2012-2137 actively exploited?
How do I remediate CVE-2012-2137?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2012-2137
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