GSD-2022-1005926 bpf: Don't redirect packets with invalid pkt_len
The Linux kernel may process packets with invalid lengths, potentially leading to a denial of service condition.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1005926?
GSD-2022-1005926 is a denial of service vulnerability in Kernel, published on 17 Sep 2022.
Official description
bpf: Don't redirect packets with invalid pkt_len
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 v5.4.212 by commit 8b68e53d56697a59b5c53893b53f508bbdf272a0. For more details please see the references link.
Which versions are affected by GSD-2022-1005926?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005926?
No fix has been published for GSD-2022-1005926 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-2022-1005926 being exploited?
There is no known exploitation of GSD-2022-1005926 in the wild and no public exploit code.