libvirt: integer overflow in VirDomainGetVcpus
Published Aug 10, 2011
4.0
MEDIUMCVSS 2.0
EPSS 3.54%
Description
Integer overflow in libvirt before 0.9.3 allows remote authenticated users to cause a denial of service (libvirtd crash) and possibly execute arbitrary code via a crafted VirDomainGetVcpus RPC call that triggers memory corruption.
Affected products
No data.
- ≤ 0.9.2
- 0.0.1
- 0.0.2
- 0.0.3
- 0.0.4
- 0.0.5
- 0.0.6
- 0.1.0
- 0.1.1
- 0.1.3
- 0.1.4
- 0.1.5
- 0.1.6
- 0.1.7
- 0.1.8
- 0.1.9
- 0.2.0
- 0.2.1
- 0.2.2
- 0.2.3
- 0.3.0
- 0.3.1
- 0.3.2
- 0.3.3
- 0.4.0
- 0.4.1
- 0.4.2
- 0.4.3
- 0.4.4
- 0.4.5
- 0.4.6
- 0.5.0
- 0.5.1
- 0.6.0
- 0.6.1
- 0.6.2
- 0.6.3
- 0.6.4
- 0.6.5
- 0.7.0
- 0.7.1
- 0.7.2
- 0.7.3
- 0.7.4
- 0.7.5
- 0.7.6
- 0.7.7
- 0.8.0
- 0.8.1
- 0.8.2
- 0.8.3
- 0.8.4
- 0.8.5
- 0.8.6
- 0.8.7
- 0.8.8
- 0.9.0
- 0.9.1
No data.
Red Hat Enterprise Linux 5
libvirt-0:0.8.2-22.el5
Fixed · RHSA-2011:1019
Red Hat Enterprise Linux 6
libvirt-0:0.8.7-18.el6_1.1
Fixed · RHSA-2011:1197
Red Hat Enterprise Linux 5
libvirt
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | libvirt-0:0.8.2-22.el5 | Fixed | RHSA-2011:1019 |
| Red Hat Enterprise Linux 6 | libvirt-0:0.8.7-18.el6_1.1 | Fixed | RHSA-2011:1197 |
| Red Hat Enterprise Linux 5 | libvirt | Affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.54% (0.03536) | 88.88th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.54% (0.03536) | 87.72th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.83% (0.02832) | 84.93th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.44% (0.04439) | 81.38th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.83% (0.02832) | 85.26th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.22% (0.02224) | 89.91th | v3 (v2023.03.01) |
| Mar 30, 2024 | 2.22% (0.02224) | 89.27th | v3 (v2023.03.01) |
| Feb 8, 2024 | 2.10% (0.02105) | 88.78th | v3 (v2023.03.01) |
| Oct 23, 2023 | 2.01% (0.02013) | 87.61th | v3 (v2023.03.01) |
| Aug 29, 2023 | 1.66% (0.01659) | 86.03th | v3 (v2023.03.01) |
| Mar 10, 2023 | 1.61% (0.01606) | 85.42th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.64% (0.01635) | 85.54th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.82% (0.06823) | 92.16th | v2 (v2022.01.01) |
| Feb 13, 2023 | 6.82% (0.06823) | 91.85th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.55% (0.01547) | 74.40th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.82% (0.06823) | 91.42th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.82% (0.06823) | 79.56th | v2 (v2022.01.01) |
References (19)
- http://libvirt.org/news.html x_refsource_CONFIRM
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062515.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062855.html vendor-advisoryx_refsource_FEDORA
- http://secunia.com/advisories/45375 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/45441 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/45446 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.debian.org/security/2011/dsa-2280 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2011/06/28/9 mailing-listx_refsource_MLISTPatch
- http://www.redhat.com/support/errata/RHSA-2011-1019.html vendor-advisoryx_refsource_REDHATVendor Advisory
- http://www.redhat.com/support/errata/RHSA-2011-1197.html vendor-advisoryx_refsource_REDHAT
- http://www.securitytracker.com/id?1025822 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-1180-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2011-2511 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=717199 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/68271 vdb-entryx_refsource_XF
- https://hermes.opensuse.org/messages/10027908 vendor-advisoryx_refsource_SUSE
- https://nvd.nist.gov/vuln/detail/CVE-2011-2511
- https://www.cve.org/CVERecord?id=CVE-2011-2511
- https://www.redhat.com/archives/libvir-list/2011-June/msg01278.html mailing-listx_refsource_MLISTPatch
Change history (0)
No recorded changes yet.