GSD-2023-1001970 misc: fastrpc: Fix use-after-free race condition for maps
A use-after-free race condition in the Linux kernel fastrpc driver 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-2023-1001970?
GSD-2023-1001970 is an use after free vulnerability in Kernel, published on 13 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
misc: fastrpc: Fix use-after-free race condition for maps
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 v6.1.8 by commit 079c78c68714f7d8d58e66c477b0243b31806907, it was introduced in version v5.1 by commit c68cfb718c8f97b7f7a50ed66be5feb42d0c8988. For more details please see the references link.
Which versions are affected by GSD-2023-1001970?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001970?
No fix has been published for GSD-2023-1001970 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-2023-1001970 being exploited?
There is no known exploitation of GSD-2023-1001970 in the wild and no public exploit code.