GSD-2023-1000693 crypto: tcrypt - Fix multibuffer skcipher speed test mem leak
A memory leak in the Linux kernel's crypto speed test module can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1000693?
GSD-2023-1000693 is a memory corruption vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
crypto: tcrypt - Fix multibuffer skcipher speed test mem leak
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 v6.0.16 by commit 4751b1064239e37371ba87c50dc1439d45d79ef6, it was introduced in version v4.16 by commit e161c5930c150abab95d2ccad428d68ce1780ea1. For more details please see the references link.
Which versions are affected by GSD-2023-1000693?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000693?
No fix has been published for GSD-2023-1000693 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-2023-1000693 being exploited?
There is no known exploitation of GSD-2023-1000693 in the wild and no public exploit code.