GSD-2022-1005723 bpf, cgroup: Fix kernel BUG in purge_effective_progs
A kernel bug in cgroup BPF program purging can cause a system crash, requiring local privileged access to exploit.
- 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-2022-1005723?
GSD-2022-1005723 is a denial of service vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
bpf, cgroup: Fix kernel BUG in purge_effective_progs
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 v5.10.142 by commit c5f975e3ebfa57be13393c585a4b58ea707023cb, it was introduced in version v5.10.138 by commit 3527e3cbb84d8868c4d4e91ba55915f96d39ec3d. For more details please see the references link.
Which versions are affected by GSD-2022-1005723?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005723?
No fix has been published for GSD-2022-1005723 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-2022-1005723 being exploited?
There is no known exploitation of GSD-2022-1005723 in the wild and no public exploit code.