GSD-2022-1005253 mm/mempolicy: fix get_nodes out of bound access
A local attacker can trigger an out-of-bounds access in the Linux kernel memory policy, potentially causing a crash or leaking sensitive memory.
- 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-2022-1005253?
GSD-2022-1005253 is a memory corruption vulnerability in Kernel, published on 16 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
mm/mempolicy: fix get_nodes out of bound access
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 v5.19.2 by commit d1b5113674c3e95bb53c601ce2ea4719e851c74d, it was introduced in version v5.15 by commit e130242dc351f1cfa2bbeb6766a1486ce936ef88. For more details please see the references link.
Which versions are affected by GSD-2022-1005253?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005253?
No fix has been published for GSD-2022-1005253 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1005253 being exploited?
There is no known exploitation of GSD-2022-1005253 in the wild and no public exploit code.