GSD-2022-1003476 sysrq: do not omit current cpu when showing backtrace of all active CPUs
A local attacker with high privileges can trigger a system request to expose backtrace information from all active CPUs, potentially leaking sensitive kernel state.
- 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-2022-1003476?
GSD-2022-1003476 is a 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
sysrq: do not omit current cpu when showing backtrace of all active CPUs
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 v5.10.122 by commit 468fe959eab35f3cc50016f34f21116f0cc3aec3. For more details please see the references link.
Which versions are affected by GSD-2022-1003476?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003476?
No fix has been published for GSD-2022-1003476 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1003476 being exploited?
There is no known exploitation of GSD-2022-1003476 in the wild and no public exploit code.