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CVE-2008-1952

11
FAUCET Score

CVE-2008-1952 describes a denial-of-service vulnerability in the XenSource Xen Para Virtualized Frame Buffer (PVFB) backend within Xen ioemu. Attackers can crash the system by mapping an arbitrary amount of guest memory due to improper frame buffer size restrictions. This vulnerability has a low CVSS score of 2.1, indicating a local attack vector with low complexity and a partial availability impact. There is no impact on confidentiality or integrity. There is no evidence of active exploitation, nor is exploit code available on platforms like Metasploit or ExploitDB. The CVE has received minimal community discussion and media coverage, suggesting low public awareness and interest.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:xensource:xen_para_virtualized_frame_buffer:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

AV:L/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.38%
Probability of exploitation in next 30 days
EPSS Percentile
30.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0038 is in the 45th percentile among its peer group of 2,096 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: xen-0:3.0.3-64.el5_2.3
View patch

Vendor Advisories (1)

redhatCVE-2008-1952Important

qemu/xen/kvm: ioemu: Fix PVFB backend to limit frame buffer size

May 15, 2008

References

lists.xensource.com / archives/html/xen-devel/2008-05/msg00421.html
secunia.com / advisories/32088
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/43362
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11189
rhn.redhat.com / errata/RHSA-2008-0892.html
openwall.com / lists/oss-security/2008/05/21/9
Patch
securityfocus.com / bid/30646
securitytracker.com / id
xenbits.xensource.com / xen-unstable.hg
Patch