GSD-2022-1007178 x86/unwind/orc: Fix unreliable stack dump with gcov
A bug in the Linux kernel's x86 ORC unwinder causes unreliable stack dumps when gcov is enabled, potentially leading to system instability or crashes.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1007178?
GSD-2022-1007178 is a denial of service 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
x86/unwind/orc: Fix unreliable stack dump with gcov
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 v5.10.153 by commit b55d6ea965ba1f4c16c238af49f35b26f6bfc3fe, it was introduced in version v5.7 by commit f1d9a2abff66aa8156fbc1493abed468db63ea48. For more details please see the references link.
Which versions are affected by GSD-2022-1007178?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007178?
No fix has been published for GSD-2022-1007178 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1007178 being exploited?
There is no known exploitation of GSD-2022-1007178 in the wild and no public exploit code.