CVE-2015-8558

MEDIUM

QEMU - DoS

Title source: llm

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 (10)

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

[Third Party Advisory] http://www.debian.org/security/2016/dsa-3469

[Third Party Advisory] http://www.debian.org/security/2016/dsa-3470

[Third Party Advisory] http://www.debian.org/security/2016/dsa-3471

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2015/12/14/16

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2015/12/14/9

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/80694

[Issue Tracking, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=1277983

[Mailing List, Patch, Third Party Advisory] https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg02124.html

[Third Party Advisory] https://security.gentoo.org/glsa/201602-01

Scores

CVSS v3 5.5

EPSS 0.0004

EPSS Percentile 13.5%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-835

Status draft

Affected Products (3)

qemu/qemu < 2.5.1.1

debian/debian_linux

Timeline

Published May 23, 2016

Tracked Since Feb 18, 2026