CVE-2016-2391

5.0 MEDIUM

Published: June 16, 2016 Modified: May 06, 2026

Description

The ohci_bus_start function in the USB OHCI emulation support (hw/usb/hcd-ohci.c) in QEMU allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via vectors related to multiple eof_timers.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=fa1298c2d623522eda7b4f1f721fcb935abb7360

Source: secalert@redhat.com

http://www.openwall.com/lists/oss-security/2016/02/16/2

Source: secalert@redhat.com

Mailing List Third Party Advisory

http://www.securityfocus.com/bid/83263

Source: secalert@redhat.com

Third Party Advisory VDB Entry

http://www.ubuntu.com/usn/USN-2974-1

Source: secalert@redhat.com

Third Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1304794

Source: secalert@redhat.com

Issue Tracking Patch Third Party Advisory

https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html

Source: secalert@redhat.com

Mailing List Third Party Advisory

https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg03374.html

Source: secalert@redhat.com

Patch Third Party Advisory

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=fa1298c2d623522eda7b4f1f721fcb935abb7360