Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2016-2391

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.

Published

2016-06-16T18:59:03.187

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 5.0 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	qemu	qemu	≤ 2.5.1.1	Yes
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	15.10	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	debian	debian_linux	8.0	Yes

References

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=fa1298c2d623522eda7b4f1f721fcb935abb7360 ([email protected])
http://www.openwall.com/lists/oss-security/2016/02/16/2 Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/83263 Third Party Advisory, VDB Entry ([email protected])
http://www.ubuntu.com/usn/USN-2974-1 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1304794 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html Mailing List, Third Party Advisory ([email protected])
https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg03374.html Patch, Third Party Advisory ([email protected])
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=fa1298c2d623522eda7b4f1f721fcb935abb7360 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2016/02/16/2 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/83263 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2974-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1304794 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg03374.html Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)