GSD-2023-1001238 caif: fix memory leak in cfctrl_linkup_request()
A memory leak in the Linux kernel CAIF subsystem can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2023-1001238?
GSD-2023-1001238 is a memory corruption vulnerability in Kernel, published on 17 Jan 2023.
Official description
caif: fix memory leak in cfctrl_linkup_request()
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 v5.10.163 by commit 84b2cc7b36b7f6957d307fb3d01603f93cb2d655, it was introduced in version v2.6.35 by commit b482cd2053e3b90a7b33a78c63cdb6badf2ec383. For more details please see the references link.
Which versions are affected by GSD-2023-1001238?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001238?
No fix has been published for GSD-2023-1001238 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-2023-1001238 being exploited?
There is no known exploitation of GSD-2023-1001238 in the wild and no public exploit code.