Vulnerability Details : CVE-2011-1583
Multiple integer overflows in tools/libxc/xc_dom_bzimageloader.c in Xen 3.2, 3.3, 4.0, and 4.1 allow local users to cause a denial of service and possibly execute arbitrary code via a crafted paravirtualised guest kernel image that triggers (1) a buffer overflow during a decompression loop or (2) an out-of-bounds read in the loader involving unspecified length fields.
Vulnerability category: OverflowExecute codeDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2011-1583
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2011-1583
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
6.9
|
MEDIUM | AV:L/AC:M/Au:N/C:C/I:C/A:C |
3.4
|
10.0
|
NIST |
CWE ids for CVE-2011-1583
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Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-1583
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http://rhn.redhat.com/errata/RHSA-2011-0496.html
RHSA-2011:0496 - Security Advisory - Red Hat Customer Portal
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http://lists.xensource.com/archives/html/xen-devel/2011-05/msg00483.html
[Xen-devel] Xen security advisory CVE-2011-1583 - pv kernel imag - Xen SourcePatch;Vendor Advisory
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http://lists.xensource.com/archives/html/xen-devel/2011-05/msg00491.html
Re: [Xen-devel] Xen security advisory CVE-2011-1583 - pv kernel - Xen SourcePatch
Products affected by CVE-2011-1583
- cpe:2.3:a:citrix:xen:3.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:3.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:4.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:xen:4.1.0:*:*:*:*:*:*:*