CVE-2017-6505 Information

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.

CVSS Vector

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

Reference

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

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5