CVE-2022-45885 Use after free in n/a
A race condition in the Linux kernel DVB frontend driver allows a use-after-free upon device disconnection, potentially enabling local privilege escalation or code execution.
- 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-2022-45885?
CVE-2022-45885 is a high-severity use after free vulnerability in Linux kernel, published on 25 Nov 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 the Linux kernel through 6.0.9. drivers/media/dvb-core/dvb_frontend.c has a race condition that can cause a use-after-free when a device is disconnected.
Which versions are affected by CVE-2022-45885?
It affects 6 products.
Products include Linux kernel, Netapp H300s Firmware, Netapp H410c Firmware, Netapp H410s Firmware, Netapp H500s Firmware, Netapp H700s Firmware.
How do I fix CVE-2022-45885?
Apply the vendor's patch.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2022-45885 being exploited?
There is no known exploitation of CVE-2022-45885 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2022-45885, DEBIAN-CVE-2022-45885, GHSA-3vq4-4gh9-jrxq, ROOT-OS-DEBIAN-12-CVE-2022-45885, ROOT-OS-DEBIAN-13-CVE-2022-45885, ROOT-OS-UBUNTU-2204-CVE-2022-45885 and 2 more.