The virTypedParameterArrayClear function in libvirt 0.9.13 does not properly handle…
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-399 and the CVSS impact.
Summary
The virTypedParameterArrayClear function in libvirt 0.9.13 does not properly handle virDomain* API calls with typed parameters, which might allow remote authenticated users to cause a denial of service (libvirtd crash) via an RPC command with nparams set to zero, which triggers an out-of-bounds read or a free of an invalid pointer.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
Red Hat 1 advisory
- RHSA-2012:1202 Released 2012-08-23 · Red Hat rating Moderatelibvirt security and bug fix update
- Red Hat Enterprise Linux Desktop (v. 6) libvirt-0.9.10-21.el6_3.4, libvirt-client-0.9.10-21.el6_3.4, libvirt-python-0.9.10-21.el6_3.4
- Red Hat Enterprise Linux Desktop Optional (v. 6) libvirt-0.9.10-21.el6_3.4, libvirt-devel-0.9.10-21.el6_3.4, libvirt-lock-sanlock-0.9.10-21.el6_3.4
- Red Hat Enterprise Linux HPC Node (v. 6) libvirt-0.9.10-21.el6_3.4, libvirt-client-0.9.10-21.el6_3.4, libvirt-python-0.9.10-21.el6_3.4
- Red Hat Enterprise Linux HPC Node Optional (v. 6) libvirt-0.9.10-21.el6_3.4, libvirt-devel-0.9.10-21.el6_3.4, libvirt-lock-sanlock-0.9.10-21.el6_3.4
- Red Hat Enterprise Linux Server (v. 6) libvirt-0.9.10-21.el6_3.4, libvirt-client-0.9.10-21.el6_3.4, libvirt-client-0.9.10-21.el6_3.4.ppc +3
- Red Hat Enterprise Linux Server Optional (v. 6) libvirt-0.9.10-21.el6_3.4, libvirt-lock-sanlock-0.9.10-21.el6_3.4
- Red Hat Enterprise Linux Workstation (v. 6) libvirt-0.9.10-21.el6_3.4, libvirt-client-0.9.10-21.el6_3.4, libvirt-devel-0.9.10-21.el6_3.4 +1
- Red Hat Enterprise Linux Workstation Optional (v. 6) libvirt-0.9.10-21.el6_3.4, libvirt-lock-sanlock-0.9.10-21.el6_3.4
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2012:1202 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2012:1202 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2012:1202 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2012:1202 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2012:1202 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2012:1202 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2012:1202 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2012:1202 |
Not affected: 1 product
- Red Hat Enterprise Linux 5
Timeline
- 2026-10-02 Threatist record created from CVE-2012-3445
- 2026-10-03 Alias added: GHSA-65xv-xg43-h8gj
References
Advisory 2
Other 4
More Red Hat Libvirt vulnerabilities
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- TI-2013-03857 The virConnectDomainXMLToNative API function in libvirt 1.1.0 through 1.1.3 checks for… CVSS 2.0HIGH 8.5
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- TI-2013-00105 Use-after-free vulnerability in the virNetMessageFree function in… CVSS 2.0MEDIUM 6.8
Sources
- CVE-2012-3445 · CVE Program
- CVE-2012-3445 · NVD
- FIRST EPSS
- GHSA-65xv-xg43-h8gj · GitHub Advisory Database · CC BY 4.0
- CVE-2012-3445 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences