GSD-2023-1002310 sched/psi: Fix use-after-free in ep_remove_wait_queue()
A use-after-free vulnerability in the Linux kernel's PSI subsystem could potentially lead to undefined behavior or crashes.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2023-1002310?
GSD-2023-1002310 is an use after free vulnerability in Kernel, published on 7 Mar 2023.
Official description
sched/psi: Fix use-after-free in ep_remove_wait_queue()
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 v6.1.13 by commit c6879a4dcefe92d870ab68cabaa9caeda4f2af5a, it was introduced in version v5.2 by commit 0e94682b73bfa6c44c98af7a26771c9c08c055d5. For more details please see the references link.
Which versions are affected by GSD-2023-1002310?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002310?
No fix has been published for GSD-2023-1002310 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-2023-1002310 being exploited?
There is no known exploitation of GSD-2023-1002310 in the wild and no public exploit code.