GSD-2022-1006483 mm/slab_common: fix possible double free of kmem_cache
A double free vulnerability in the Linux kernel's slab allocator allows local attackers to cause denial of service or potentially escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1006483?
GSD-2022-1006483 is an use after free vulnerability in Kernel, published on 9 Oct 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
mm/slab_common: fix possible double free of kmem_cache
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 v6.0 by commit d71608a877362becdc94191f190902fac1e64d35, it was introduced in version v6.0 by commit 0495e337b7039191dfce6e03f5f830454b1fae6b. For more details please see the references link.
Which versions are affected by GSD-2022-1006483?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006483?
No fix has been published for GSD-2022-1006483 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-2022-1006483 being exploited?
There is no known exploitation of GSD-2022-1006483 in the wild and no public exploit code.