CVE-2017-6505

LOW

Description

The ohci_service_ed_list function in hw/usb/hcd-ohci.c in QEMU (aka Quick Emulator) before 2.9.0 allows local guest OS users to cause a denial of service (infinite loop) via vectors involving the number of link endpoint list descriptors, a different vulnerability than CVE-2017-9330.

References

http://git.qemu-project.org/?p=qemu.git;a=commitdiff;h=95ed56939eb2eaa4e2f349fe6dcd13ca4edfd8fb

http://www.openwall.com/lists/oss-security/2017/03/06/6

http://www.securityfocus.com/bid/96611

https://bugzilla.redhat.com/show_bug.cgi?id=1429432

https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html

https://security.gentoo.org/glsa/201704-01

Details

Source: MITRE

Published: 2017-03-15

Updated: 2018-09-07

Type: CWE-20

Risk Information

CVSS v2.0

Base Score: 2.1

Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P)

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3.0

Base Score: 6.5

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

Impact Score: 4

Exploitability Score: 2

Severity: MEDIUM