GSD-2022-1007444 cifs: Fix the error length of VALIDATE_NEGOTIATE_INFO message
A flaw in the Linux Kernel CIFS module allows remote attackers to cause a denial of service via malformed negotiate info messages.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1007444?
GSD-2022-1007444 is a denial of service vulnerability in Kernel, published on 14 Nov 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
cifs: Fix the error length of VALIDATE_NEGOTIATE_INFO message
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 v5.4.220 by commit d0050ec3ebbcb3451df9a65b8460be9b9e02e80c, it was introduced in version v5.0 by commit d5c7076b772ad7dcdb92303397b36aee8fa0d25d. For more details please see the references link.
Which versions are affected by GSD-2022-1007444?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007444?
No fix has been published for GSD-2022-1007444 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-2022-1007444 being exploited?
There is no known exploitation of GSD-2022-1007444 in the wild and no public exploit code.