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
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | <= 2.5.1.1 |
| Debian | Debian Linux | 7.0 |
Related Weaknesses (CWE)
References
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=156a2e4dbffa85997636a7a39ef12da6f
- http://www.debian.org/security/2016/dsa-3469Third Party Advisory
- http://www.debian.org/security/2016/dsa-3470Third Party Advisory
- http://www.debian.org/security/2016/dsa-3471Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/12/14/16Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2015/12/14/9Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/80694Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1277983Issue TrackingThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg02124.htmlMailing ListPatchThird Party Advisory
- https://security.gentoo.org/glsa/201602-01Third Party Advisory
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=156a2e4dbffa85997636a7a39ef12da6f
- http://www.debian.org/security/2016/dsa-3469Third Party Advisory
- http://www.debian.org/security/2016/dsa-3470Third Party Advisory
- http://www.debian.org/security/2016/dsa-3471Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/12/14/16Mailing ListThird Party Advisory
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.