GSD-2022-1007721 tracing: Fix memory leak in test_gen_synth_cmd() and test_empty_synth_event()
A memory leak in the Linux kernel tracing subsystem allows local attackers to cause resource exhaustion and denial of service.
- 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-2022-1007721?
GSD-2022-1007721 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 memory leak in test_gen_synth_cmd() and test_empty_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 v6.0.10 by commit 0e5baaa181a052d968701bb9c5b1d55847f00942, it was introduced in version v5.6 by commit 9fe41efaca08416657efa8731c0d47ccb6a3f3eb. For more details please see the references link.
Which versions are affected by GSD-2022-1007721?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007721?
No fix has been published for GSD-2022-1007721 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-2022-1007721 being exploited?
There is no known exploitation of GSD-2022-1007721 in the wild and no public exploit code.