GSD-2023-1001532 PCI/sysfs: Fix double free in error path
A double free vulnerability in the Linux Kernel PCI sysfs error path allows local attackers to cause denial of service or potentially execute code.
- 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-2023-1001532?
GSD-2023-1001532 is an use after free 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
PCI/sysfs: Fix double free in error path
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 5e411983bb1e839fd2eead5a53b7b888b845318e, it was introduced in version v4.6 by commit b562ec8f74e4edb532a53d26f0002d6fb4a6c79b. For more details please see the references link.
Which versions are affected by GSD-2023-1001532?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001532?
No fix has been published for GSD-2023-1001532 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-2023-1001532 being exploited?
There is no known exploitation of GSD-2023-1001532 in the wild and no public exploit code.