GSD-2023-1000769 selftests/bpf: fix memory leak of lsm_cgroup
A memory leak in the Linux kernel's BPF selftests can lead to 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-2023-1000769?
GSD-2023-1000769 is a memory corruption vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
selftests/bpf: fix memory leak of lsm_cgroup
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 v6.0.16 by commit ca80a999695b00a53025fc96589410b3bfc3a953, it was introduced in version v6.0 by commit dca85aac8895708b74c7f2264e3ab5048c02b8b2. For more details please see the references link.
Which versions are affected by GSD-2023-1000769?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000769?
No fix has been published for GSD-2023-1000769 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-2023-1000769 being exploited?
There is no known exploitation of GSD-2023-1000769 in the wild and no public exploit code.