MEDIUM · 5.5

CVE-2015-8558

The ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) via a circular isochronous transfer des...

Vulnerability Description

The ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) via a circular isochronous transfer descriptor (iTD) list.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
QemuQemu<= 2.5.1.1
DebianDebian Linux7.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2015-8558?

CVE-2015-8558 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) via a circular isochronous transfer des...

How severe is CVE-2015-8558?

CVE-2015-8558 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2015-8558?

Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Debian Debian Linux.