GSD-2022-1005612 of: check previous kernel's ima-kexec-buffer against memory bounds
A missing bounds check in the Linux kernel's IMA kexec buffer handling allows local attackers to cause memory corruption, potentially leading to privilege escalation or system crashes.
- 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-2022-1005612?
GSD-2022-1005612 is a memory corruption vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
of: check previous kernel's ima-kexec-buffer against memory bounds
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 v5.15.61 by commit beb5bba5dd132650c073f815c685c60c3e5b783b, it was introduced in version v4.10 by commit 467d27824920e866af148132f555d40ca1fb199e. For more details please see the references link.
Which versions are affected by GSD-2022-1005612?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005612?
No fix has been published for GSD-2022-1005612 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-2022-1005612 being exploited?
There is no known exploitation of GSD-2022-1005612 in the wild and no public exploit code.