CVE-2022-25258 Null dereference in n/a
A null pointer dereference in the Linux kernel USB gadget subsystem allows attackers to cause memory corruption, potentially leading to code execution or denial of service.
- 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-2022-25258?
CVE-2022-25258 is a medium-severity vulnerability in Debian Debian Linux, published on 16 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An issue was discovered in drivers/usb/gadget/composite.c in the Linux kernel before 5.16.10. The USB Gadget subsystem lacks certain validation of interface OS descriptor requests (ones with a large array index and ones associated with NULL function pointer retrieval). Memory corruption might occur.
Weakness: CWE-476
Which versions are affected by CVE-2022-25258?
It affects 9 products.
Products include Debian Debian Linux, Fedoraproject Fedora, Linux kernel, Netapp Active Iq Unified Manager, Netapp H300s Firmware, Netapp H410c Firmware and 3 more.
How do I fix CVE-2022-25258?
Apply the vendor's patch.
Is CVE-2022-25258 being exploited?
There is no known exploitation of CVE-2022-25258 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as A-222023189, ASB-A-222023189, AZL-8655, DEBIAN-CVE-2022-25258, GHSA-5c8p-jxw7-78rv, UBUNTU-CVE-2022-25258.