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 allows attackers to cause a denial of service (crash) by mapping...
LowCVSS 2.1
EPSS 0.38%
- Published
- Updated
- Exploit status
- No public exploit known
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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| xensource xen para virtualized frame buffer | All versions | No fix listed |
References
- [Xen-devel] 20080521 [PATCH] ioemu: Fix PVFB backend to limit frame buffer size mailing-list
- 32088 third-party-advisory vendor-advisory
- [oss-security] 20080521 New Xen ioemu: PVFB backend issue mailing-list patch
- 30646 vdb-entry
- 1020957 vdb-entry
- xenbits.xensource.com patch
- xen-pvfb-ioemu-dos(43362) vdb-entry
- oval:org.mitre.oval:def:11189 signature vdb-entry
- RHSA-2008:0892 vendor-advisory