CVE-2023-25012 Use after free in n/a
A use-after-free vulnerability in the Linux kernel's BigBen driver allows local attackers to execute arbitrary code or escalate privileges via a crafted USB device.
- 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-2023-25012?
CVE-2023-25012 is a medium-severity use after free vulnerability in Linux kernel, published on 1 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The Linux kernel through 6.1.9 has a Use-After-Free in bigben_remove in drivers/hid/hid-bigbenff.c via a crafted USB device because the LED controllers remain registered for too long.
Weakness: CWE-416
Which versions are affected by CVE-2023-25012?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-25012?
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-2023-25012 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-25012 exists.
Other vulnerabilities in Linux kernel
Sources
Also known as A-268589017, ASB-A-268589017, AZL-13291, AZL-26405, AZL-34804, DEBIAN-CVE-2023-25012 and 2 more.