Vulnerability Details : 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 an arbitrary amount of guest memory.
Vulnerability category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2008-1952
Probability of exploitation activity in the next 30 days: 0.06%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 25 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2008-1952
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:N/A:P |
3.9
|
2.9
|
NIST |
CWE ids for CVE-2008-1952
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2008-1952
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https://exchange.xforce.ibmcloud.com/vulnerabilities/43362
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http://www.openwall.com/lists/oss-security/2008/05/21/9
Patch
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https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11189
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http://www.securityfocus.com/bid/30646
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http://xenbits.xensource.com/xen-unstable.hg?rev/9044705960cb30cec385bdca7305bcf7db096721
Patch
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http://lists.xensource.com/archives/html/xen-devel/2008-05/msg00421.html
- https://rhn.redhat.com/errata/RHSA-2008-0892.html
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http://www.securitytracker.com/id?1020957
Products affected by CVE-2008-1952
- cpe:2.3:a:xensource:xen_para_virtualized_frame_buffer:*:*:*:*:*:*:*:*