CVE-2015-8558

medium

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.

References

Advisories
More

https://security.gentoo.org/glsa/201602-01

https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg02124.html

https://bugzilla.redhat.com/show_bug.cgi?id=1277983

http://www.securityfocus.com/bid/80694

http://www.openwall.com/lists/oss-security/2015/12/14/9

http://www.openwall.com/lists/oss-security/2015/12/14/16

http://www.debian.org/security/2016/dsa-3471

http://www.debian.org/security/2016/dsa-3470

http://www.debian.org/security/2016/dsa-3469

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=156a2e4dbffa85997636a7a39ef12da6f1b40254

Details

Source: Mitre, NVD

Published: 2016-05-23

Updated: 2025-04-12

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H