CVE-2017-9375 Denial of service in n/a

Medium 5.5 Published Updated

A local privileged guest user can cause a denial of service in QEMU via infinite recursion in the USB xHCI controller emulator.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2017-9375?

CVE-2017-9375 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 16 Jun 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

QEMU (aka Quick Emulator), when built with USB xHCI controller emulator support, allows local guest OS privileged users to cause a denial of service (infinite recursive call) via vectors involving control transfer descriptors sequencing.

Weakness: CWE-835

Which versions are affected by CVE-2017-9375?

It affects 2 products.

Products include Debian Debian Linux, Qemu Qemu.

How do I fix CVE-2017-9375?

Apply the vendor's patch.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2017-9375 being exploited?

There is no known exploitation of CVE-2017-9375 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-9375, GHSA-ch69-jqvw-xgx5, UBUNTU-CVE-2017-9375.

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