GSD-2023-1001941 bpf: Fix pointer-leak due to insufficient speculative store bypass mitigation
A local attacker can leak kernel pointers via speculative store bypass, potentially aiding further exploits.
- 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-2023-1001941?
GSD-2023-1001941 is a vulnerability in Kernel, published on 13 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
bpf: Fix pointer-leak due to insufficient speculative store bypass mitigation
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 v6.1.9 by commit b0c89ef025562161242a7c19b213bd6b272e93df, it was introduced in version v5.14 by commit 2039f26f3aca5b0e419b98f65dd36481337b86ee. For more details please see the references link.
Which versions are affected by GSD-2023-1001941?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001941?
No fix has been published for GSD-2023-1001941 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001941 being exploited?
There is no known exploitation of GSD-2023-1001941 in the wild and no public exploit code.