GSD-2022-1001945 dm integrity: fix memory corruption when tag_size is less than digest size
Memory corruption in Linux kernel dm integrity module when tag_size is less than digest size, potentially allowing code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1001945?
GSD-2022-1001945 is a memory corruption vulnerability in Kernel, published on 24 Apr 2022.
Official description
dm integrity: fix memory corruption when tag_size is less than digest size
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 v5.10.112 by commit cd02b2687d66f0a8e716384de4b9a0671331f1dc. For more details please see the references link.
Which versions are affected by GSD-2022-1001945?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001945?
No fix has been published for GSD-2022-1001945 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-2022-1001945 being exploited?
There is no known exploitation of GSD-2022-1001945 in the wild and no public exploit code.