Vulnerability Details : CVE-2017-6505
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.
Vulnerability category: Denial of service
Products affected by CVE-2017-6505
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6505
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 25 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6505
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:N/A:P |
3.9
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
2.0
|
4.0
|
NIST |
CWE ids for CVE-2017-6505
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-6505
-
http://www.securityfocus.com/bid/96611
QEMU 'hw/usb/hcd-ohci.c' Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://security.gentoo.org/glsa/201704-01
QEMU: Multiple vulnerabilities (GLSA 201704-01) — Gentoo securityThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
[SECURITY] [DLA 1497-1] qemu security updateThird Party Advisory
-
http://www.openwall.com/lists/oss-security/2017/03/06/6
oss-security - CVE-2017-6505 Qemu: usb: an infinite loop issue in ohci_service_ed_listMailing List;Patch;Third Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1429432
1429432 – (CVE-2017-6505) CVE-2017-6505 Qemu: usb: an infinite loop issue in ohci_service_ed_listIssue Tracking;Patch;Third Party Advisory
-
http://git.qemu-project.org/?p=qemu.git;a=commitdiff;h=95ed56939eb2eaa4e2f349fe6dcd13ca4edfd8fb
git.qemu.org Git - qemu.git/commitdiffIssue Tracking;Patch;Third Party Advisory
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