GSD-2022-1005281 bpf: fix potential 32-bit overflow when accessing ARRAY map element
A 32-bit integer overflow in the Linux Kernel BPF ARRAY map access allows local attackers to potentially escalate privileges or execute code.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1005281?
GSD-2022-1005281 is a vulnerability in Kernel, published on 16 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
bpf: fix potential 32-bit overflow when accessing ARRAY map element
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 v5.19.2 by commit 3c7256b880b3a5aa1895fd169a34aa4224a11862, it was introduced in version v5.3 by commit c85d69135a9175c50a823d04d62d932312d037b3. For more details please see the references link.
Which versions are affected by GSD-2022-1005281?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005281?
No fix has been published for GSD-2022-1005281 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1005281 being exploited?
There is no known exploitation of GSD-2022-1005281 in the wild and no public exploit code.