CVE-2017-6505

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-03-15 · updated 2026-06-17
Weakness: CWE-835

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.

Affected products

QEMU: through 2.8.1.1

References

http://git.qemu-project.org/?p=qemu.git%3Ba=commitdiff%3Bh=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
http://git.qemu-project.org/?p=qemu.git%3Ba=commitdiff%3Bh=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

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