GSD-2022-1007105 selftests/xsk: Avoid use-after-free on ctx
A use-after-free vulnerability in the Linux kernel XSK selftests allows local attackers to potentially execute code or escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1007105?
GSD-2022-1007105 is an use after free vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
selftests/xsk: Avoid use-after-free on ctx
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.75 by commit 37005a948677c3305fab6a3354e5c2945568d7c0, it was introduced in version v5.15.61 by commit 668fd740f8a6af04db3df38256e1626402dfd4b1. For more details please see the references link.
Which versions are affected by GSD-2022-1007105?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007105?
No fix has been published for GSD-2022-1007105 yet. Limit exposure of the affected software until one is available.
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 GSD-2022-1007105 being exploited?
There is no known exploitation of GSD-2022-1007105 in the wild and no public exploit code.