The kvm_vm_ioctl_assign_device function in virt/kvm/assigned-dev.c in the KVM subsystem in the Linux kernel before 3.1.10 does not verify permission to access PCI configuration space and BAR resources, which allows host OS users to assign PCI devices and cause a denial of service (host OS crash) via a KVM_ASSIGN_PCI_DEVICE operation.
CVE-2011-4347
- No confirmed exploitation signals yet
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 28.8%
- KEV
- Not listed
Published
June 8, 2013
Last Modified
April 29, 2026
References (8)
- secalert@redhathttp://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.10
- secalert@redhathttp://www.openwall.com/lists/oss-security/2011/11/24/7
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=756084
- secalert@redhathttps://github.com/torvalds/linux/commit/c4e7f9022e506c6635a5037713c37118e23193e4
- af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.10
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2011/11/24/7
- af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=756084
- af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/c4e7f9022e506c6635a5037713c37118e23193e4
Patch Availability(10)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-image-2.6.32-41-lpia (2.6.32-41.88) @ lucid | 2026-05-28 | ubuntu |
| ubuntu | linux-image-3.0.0-19-virtual (3.0.0-19.33~lucid1) @ lucid | 2026-05-28 | ubuntu |
| ubuntu | linux-image-2.6.38-14-versatile (2.6.38-14.58) @ natty | 2026-05-28 | ubuntu |
| ubuntu | linux-image-3.0.0-19-virtual (3.0.0-19.33) @ oneiric | 2026-05-28 | ubuntu |
| ubuntu | linux-image-2.6.32-345-ec2 (2.6.32-345.47) @ lucid | 2026-05-28 | ubuntu |
| ubuntu | linux-image-2.6.38-15-server (2.6.38-15.59~lucid1) @ lucid | 2026-05-28 | ubuntu |
| ubuntu | linux-image-2.6.35-32-generic (2.6.35-32.68~lucid1) @ lucid | 2026-05-28 | ubuntu |
| redhat | kernel-0:2.6.32-131.29.1.el6 | 2012-06-26 | redhat |
| redhat | kernel-0:2.6.32-220.7.1.el6 | 2012-03-06 | redhat |
| redhat | kvm-0:83-249.el5 | 2012-02-21 | 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.
All Vendor Advisories
(10)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
- Red HatRHSA-2012:0149MODERATE2011-11-20
RHSA-2012:0149 — Moderate
- Red HatRHSA-2012:0350MODERATE2011-11-20
RHSA-2012:0350 — Moderate
- Red HatRHSA-2012:1042MODERATE2011-11-20
RHSA-2012:1042 — Moderate
- UbuntuUSN-1421-1LOW
Linux kernel (Maverick backport) vulnerabilities
- UbuntuUSN-1422-1LOW
Linux kernel vulnerabilities
- UbuntuUSN-1425-1LOW
Linux kernel vulnerabilities
- UbuntuUSN-1426-1LOW
Linux kernel (EC2) vulnerabilities
- UbuntuUSN-1431-1LOW
Linux kernel vulnerabilities
- UbuntuUSN-1433-1LOW
Linux kernel (Oneiric backport) vulnerabilities
- UbuntuUSN-1440-1LOW
Linux kernel (Natty backport) vulnerabilities
Data Freshness Timeline
(refreshed 10× in last 7d / 44× 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 16:23 UTCEPSS rescore
- 2026-07-06 02:19 UTCEPSS rescore
- 2026-07-06 02:19 UTCEPSS rescore
- 2026-07-05 02:26 UTCEPSS rescore
- 2026-07-04 06:27 UTCEPSS rescore
- 2026-07-02 14:01 UTCEPSS rescore
- 2026-07-01 15:02 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 04:52 UTCEPSS rescore
- 2026-06-27 03:05 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
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-21 01:56 UTCEPSS rescore
- 2026-06-21 01:56 UTCEPSS rescore
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- 2026-06-19 19:22 UTCEPSS rescore
- 2026-06-19 19:22 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-17 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
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:57 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 22:14 UTCEPSS rescore
- 2026-06-10 13:17 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:44 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-05 06:07 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-04 13:09 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
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-28 23:42 UTCEG score recompute
- 2026-05-28 23:42 UTCVendor advisory
- 2026-05-28 23:42 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
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-20 22:37 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
Frequently asked(4)
What is CVE-2011-4347?
When was CVE-2011-4347 disclosed?
Is CVE-2011-4347 actively exploited?
How do I remediate CVE-2011-4347?
Dependency Blast Radius
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