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CVE-2012-4423
The virNetServerProgramDispatchCall function in libvirt before 0.10.2 allows remote attackers to cause a denial of service (NULL pointer…
Medium5.0EPSS 3.7%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The virNetServerProgramDispatchCall function in libvirt before 0.10.2 allows remote attackers to cause a denial of service (NULL pointer dereference and segmentation fault) via an RPC call with (1) an event as the RPC number or (2) an RPC number whose value is in a "gap" in the RPC dispatch table.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 3.7% · top 10% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (12)
- http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=f8fbeb50d52520a109d71c8566fed2ea600650ec (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=b7ff9e696063189a715802d081d55a398663c15a (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2012-15640 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2012-15634 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- openSUSE-SU-2013:0274 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 1027649 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=857133 (opens in a new tab)x_refsource_MISCx_transferred
- [libvirt] 20120912 [PATCH] Fix libvirtd crash possibility (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 55541 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2012:1359 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-1708-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- [oss-security] 20120913 Re: CVE Request -- libvirt: null function pointer invocation in virNetServerProgramDispatchCall() (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .