CVE-2016-20022 Memory corruption in n/a
An attacker with physical access can trigger memory corruption in the Linux kernel via a malicious USB device, potentially leading to code execution or system crash.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-20022?
CVE-2016-20022 is a high-severity memory corruption vulnerability in n/a, published on 27 Jun 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel before 4.8, usb_parse_endpoint in drivers/usb/core/config.c does not validate the wMaxPacketSize field of an endpoint descriptor. NOTE: This vulnerability only affects products that are no longer supported by the supplier.
Weakness: CWE-125
Which versions are affected by CVE-2016-20022?
How do I fix CVE-2016-20022?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2016-20022 being exploited?
There is no known exploitation of CVE-2016-20022 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2016-20022, GHSA-vfjj-rqvw-qh77, UBUNTU-CVE-2016-20022.