CVE-2014-5263: n/a vulnerability

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_L...

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.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 11:41 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2014-5263 is a QEMU flaw in USB xHCI virtual-device state handling. A malformed or mishandled state list could crash QEMU or corrupt memory. The public record says privilege gain may be possible, but vectors are unspecified and no active exploitation is cited. Exposure appears limited to QEMU 1.6.0 or downstream builds carrying the vulnerable xHCI vmstate code. Virtualization hosts using affected QEMU packages should be prioritized, especially where untrusted guests or VM state migration features are relevant. Treat as a targeted virtualization reliability and isolation risk. It is not flagged as actively exploited, but affected hypervisor hosts should be patched through normal vulnerability maintenance because crashes or memory corruption can impact hosted workloads. Mitigation focus: Update QEMU through the relevant vendor or distribution advisory.; Confirm downstream packages include the referenced upstream QEMU fix.; Prioritize shared virtualization hosts and systems running untrusted workloads..

Prepared: Jun 14, 2026, 07:14 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Aug 26, 2014, 14:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://bugzilla.redhat.com/show_bug.cgi?id=1126543CVE reference · x_refsource_MISC

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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