Vulnerability Details : CVE-2014-5263
vmstate_xhci_event in hw/usb/hcd-xhci.c in QEMU 1.6.0 does not terminate the list with the VMSTATE_END_OF_LIST macro, which allows attackers to cause a denial of service (out-of-bounds access, infinite loop, and memory corruption) and possibly gain privileges via unspecified vectors.
Vulnerability category: OverflowMemory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-5263
Probability of exploitation activity in the next 30 days: 0.56%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 75 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-5263
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
CWE ids for CVE-2014-5263
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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-2014-5263
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https://bugzilla.redhat.com/show_bug.cgi?id=1126543
1126543 – (CVE-2014-5263) CVE-2014-5263 qemu: missing field list terminator in vmstate_xhci_event
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http://www.openwall.com/lists/oss-security/2014/08/16/1
oss-security - Re: CVE Request -- qemu: missing field list terminator in vmstate_xhci_event
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http://git.qemu.org/?p=qemu.git;a=commitdiff;h=3afca1d6d413592c2b78cf28f52fa24a586d8f56
git.qemu.org Git - qemu.git/commitdiffPatch
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http://www.ubuntu.com/usn/USN-2409-1
USN-2409-1: QEMU vulnerabilities | Ubuntu security notices
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http://www.openwall.com/lists/oss-security/2014/08/04/1
oss-security - CVE Request -- qemu: missing field list terminator in vmstate_xhci_eventPatch
Products affected by CVE-2014-5263
- cpe:2.3:a:qemu:qemu:1.6.0:*:*:*:*:*:*:*