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CVE-2017-6505

6.5 · MEDIUM

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 n…

Published Mar 15, 2017CWE-835EPSS 0.38%

Overview

CVE-2017-6505 is a medium-severity vulnerability. It was published on March 15, 2017 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.qemu-project.org/?p=qemu.git%3Ba=commitdiff%3Bh=95ed56939eb2eaa4e2f349fe6dcd13ca4edfd8fbRefwww.openwall.com/lists/oss-security/2017/03/06/6Refwww.securityfocus.com/bid/96611Refbugzilla.redhat.com/show_bug.cgi?id=1429432Reflists.debian.org/debian-lts-announce/2018/09/msg00007.htmlRefsecurity.gentoo.org/glsa/201704-01Refgit.qemu-project.org/?p=qemu.git%3Ba=commitdiff%3Bh=95ed56939eb2eaa4e2f349fe6dcd13ca4edfd8fbRefwww.openwall.com/lists/oss-security/2017/03/06/6Refwww.securityfocus.com/bid/96611Refbugzilla.redhat.com/show_bug.cgi?id=1429432

How CyberStrike helps

Frequently asked questions

What is CVE-2017-6505?

CVE-2017-6505 is a medium-severity vulnerability. It was published on March 15, 2017 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2017-6505?

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2017-6505?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2017-6505?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-6505 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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