GSD-2022-1006960 s390/cio: fix out-of-bounds access on cio_ignore free
An out-of-bounds access in the s390 channel I/O subsystem allows local attackers to cause denial of service or potentially escalate privileges.
- 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-2022-1006960?
GSD-2022-1006960 is a memory corruption vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
s390/cio: fix out-of-bounds access on cio_ignore free
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 v5.15.78 by commit 0e501fd0f38e42304bfa0d46a812d93f80294a87, it was introduced in version v5.15 by commit 172da89ed0eaf9d9348f5decb86ad04c624b39d1. For more details please see the references link.
Which versions are affected by GSD-2022-1006960?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006960?
No fix has been published for GSD-2022-1006960 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-2022-1006960 being exploited?
There is no known exploitation of GSD-2022-1006960 in the wild and no public exploit code.