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CVE-2011-1146

23
FAUCET Score

CVE-2011-1146 describes a vulnerability in Red Hat libvirt 0.8.8 where the API's libvirt.c fails to adequately restrict operations within a read-only connection. This flaw allows remote attackers to trigger a denial of service, potentially crashing the host OS, or possibly execute arbitrary code through specific virNodeDevice and virDomainSnapshot calls. With a CVSS score of 6.9, this vulnerability has a local attack vector, medium attack complexity, and high impacts on confidentiality, integrity, and availability. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.8.8CPE matchmatch criteria
cpe:2.3:a:redhat:libvirt:0.8.8:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.9MEDIUM

AV:L/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.53%
Probability of exploitation in next 30 days
EPSS Percentile
72.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0153 is in the 93rd percentile among its peer group of 1,595 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: libvirt-0:0.8.2-15.el5_6.3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libvirt-0:0.8.1-27.el6_0.5
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: libvirt

Vendor Advisories (1)

redhatCVE-2011-1146Important

libvirt: several API calls do not honour read-only connection

Mar 2, 2011

References

bugs.debian.org / cgi-bin/bugreport.cgi
Patch
libvirt.org / git
lists.fedoraproject.org / pipermail/package-announce/2011-March/056209.html
lists.opensuse.org / opensuse-updates/2011-04/msg00022.html
openwall.com / lists/oss-security/2011/03/09/3
Patch
openwall.com / lists/oss-security/2011/03/10/5
Patch
bugzilla.novell.com / show_bug.cgi
bugzilla.redhat.com / show_bug.cgi
Patch
secunia.com / advisories/43670
Vendor Advisory
secunia.com / advisories/43780
secunia.com / advisories/43897
secunia.com / advisories/43917
secunia.com / advisories/44069
exchange.xforce.ibmcloud.com / vulnerabilities/66012
debian.org / security/2011/dsa-2194
redhat.com / support/errata/RHSA-2011-0391.html
securityfocus.com / bid/46820
securitytracker.com / id
ubuntu.com / usn/USN-1094-1
vupen.com / english/advisories/2011/0694
vupen.com / english/advisories/2011/0700
vupen.com / english/advisories/2011/0794
vupen.com / english/advisories/2011/0805