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CVE-2008-1952
The backend for XenSource Xen Para Virtualized Frame Buffer (PVFB) in Xen ioemu does not properly restrict the frame buffer size, which…
Low2.1EPSS 0.38%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The backend for XenSource Xen Para Virtualized Frame Buffer (PVFB) in Xen ioemu does not properly restrict the frame buffer size, which allows attackers to cause a denial of service (crash) by mapping an arbitrary amount of guest memory.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 0.38% · top 68% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.1.
Weakness
Affected products
n/a
- affected n/a
References (9)
- 32088 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [oss-security] 20080521 New Xen ioemu: PVFB backend issue (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://xenbits.xensource.com/xen-unstable.hg?rev/9044705960cb30cec385bdca7305bcf7db096721 (opens in a new tab)x_refsource_CONFIRMx_transferred
- oval:org.mitre.oval:def:11189 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 1020957 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- [Xen-devel] 20080521 [PATCH] ioemu: Fix PVFB backend to limit frame buffer size (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- xen-pvfb-ioemu-dos(43362) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- RHSA-2008:0892 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 30646 (opens in a new tab)vdb-entryx_refsource_BIDx_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)
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[](https://trackcve.app/cve/CVE-2008-1952)Record last updated .