GSD-2023-1001573 binfmt_misc: fix shift-out-of-bounds in check_special_flags
A shift-out-of-bounds error in the Linux kernel binfmt_misc module can cause a denial of service, requiring a local attacker with low privileges to trigger.
- 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-2023-1001573?
GSD-2023-1001573 is a vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
binfmt_misc: fix shift-out-of-bounds in check_special_flags
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 v4.9.337 by commit 0f1a48994b3e516d5c7fd5d12204fdba7a604771. For more details please see the references link.
Which versions are affected by GSD-2023-1001573?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001573?
No fix has been published for GSD-2023-1001573 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001573 being exploited?
There is no known exploitation of GSD-2023-1001573 in the wild and no public exploit code.