GSD-2022-1003038 module: fix [e_shstrndx].sh_size=0 OOB access
A local attacker with high privileges can trigger an out-of-bounds memory access in the Linux kernel module loader, potentially causing a crash or privilege escalation.
- 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-2022-1003038?
GSD-2022-1003038 is a memory corruption vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
module: fix [e_shstrndx].sh_size=0 OOB 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 v5.17.14 by commit 921630e2e5124a04158129a8f22f4b425e61a858, it was introduced in version v5.12 by commit ec2a29593c83ed71a7f16e3243941ebfcf75fdf6. For more details please see the references link.
Which versions are affected by GSD-2022-1003038?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003038?
No fix has been published for GSD-2022-1003038 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-2022-1003038 being exploited?
There is no known exploitation of GSD-2022-1003038 in the wild and no public exploit code.