GSD-2022-1003022 video: fbdev: vesafb: Fix a use-after-free due early fb_info cleanup
A use-after-free vulnerability in the Linux kernel vesafb driver allows local attackers to potentially execute code or escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1003022?
GSD-2022-1003022 is an use after free vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
video: fbdev: vesafb: Fix a use-after-free due early fb_info cleanup
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 v5.17.14 by commit f605f5558ecc175ec70016a3c15f007cb6386531, it was introduced in version v5.17.9 by commit a1aac13288de2935dc1a9330a93b1ac92f1e2b72. For more details please see the references link.
Which versions are affected by GSD-2022-1003022?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003022?
No fix has been published for GSD-2022-1003022 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1003022 being exploited?
There is no known exploitation of GSD-2022-1003022 in the wild and no public exploit code.