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CVE-2008-1952

2.1 · LOW

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 mapp…

Published Jun 23, 2008xensourceCWE-119EPSS 0.38%

Overview

CVE-2008-1952 is a low-severity vulnerability affecting xensource xen_para_virtualized_frame_buffer. It was published on June 23, 2008 and has a CVSS 2.0 base score of 2.1 (LOW).

This vulnerability has a CVSS 2.0 base score of 2.1, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from xensource. Update xen_para_virtualized_frame_buffer to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Reflists.xensource.com/archives/html/xen-devel/2008-05/msg00421.htmlRefsecunia.com/advisories/32088Refwww.openwall.com/lists/oss-security/2008/05/21/9Refwww.securityfocus.com/bid/30646Refwww.securitytracker.com/id?1020957Refxenbits.xensource.com/xen-unstable.hg?rev/9044705960cb30cec385bdca7305bcf7db096721Refexchange.xforce.ibmcloud.com/vulnerabilities/43362Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11189Refrhn.redhat.com/errata/RHSA-2008-0892.htmlReflists.xensource.com/archives/html/xen-devel/2008-05/msg00421.html

How CyberStrike helps

Frequently asked questions

What is CVE-2008-1952?

CVE-2008-1952 is a low-severity vulnerability affecting xensource xen_para_virtualized_frame_buffer. It was published on June 23, 2008 and has a CVSS 2.0 base score of 2.1 (LOW).

How severe is CVE-2008-1952?

This vulnerability has a CVSS 2.0 base score of 2.1, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2008-1952?

Check the references section for vendor advisories and patches from xensource. Update xen_para_virtualized_frame_buffer to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2008-1952?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-1952 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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