GSD-2022-1001235 bpf: Fix a btf decl_tag bug when tagging a function
A bug in the Linux Kernel BPF subsystem when tagging functions with BTF decl_tag, potentially leading to undefined behavior or crashes.
- 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-2022-1001235?
GSD-2022-1001235 is a vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
bpf: Fix a btf decl_tag bug when tagging a function
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 v5.17.2 by commit 796d5666f6422ddadc938fb888044fcc16f2dbe3, it was introduced in version v5.16 by commit b5ea834dde6b6e7f75e51d5f66dac8cd7c97b5ef. For more details please see the references link.
Which versions are affected by GSD-2022-1001235?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001235?
No fix has been published for GSD-2022-1001235 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1001235 being exploited?
There is no known exploitation of GSD-2022-1001235 in the wild and no public exploit code.