GSD-2022-1007896 tracing: Fix wild-memory-access in register_synth_event()
A wild-memory-access bug in the Linux kernel tracing subsystem allows local attackers to cause crashes or potentially execute code.
- 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-2022-1007896?
GSD-2022-1007896 is a memory corruption vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
tracing: Fix wild-memory-access in register_synth_event()
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 v5.15.80 by commit 6517b97134f724d12f673f9fb4f456d75c7a905f, it was introduced in version v4.17 by commit 4b147936fa509650beaf638b331573c23ba4d609. For more details please see the references link.
Which versions are affected by GSD-2022-1007896?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007896?
No fix has been published for GSD-2022-1007896 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-2022-1007896 being exploited?
There is no known exploitation of GSD-2022-1007896 in the wild and no public exploit code.