GSD-2021-1001155 igc: Fix use-after-free error during reset
A use-after-free vulnerability in the igc network driver during reset allows local attackers to potentially execute code or cause a system crash.
- 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-2021-1001155?
GSD-2021-1001155 is an use after free vulnerability in Kernel, published on 3 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
igc: Fix use-after-free error during reset
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 v5.13.6 by commit ea5e36b7367ea0a36ef73a163768f16d2977bd83, it was introduced in version v4.20 by commit 13b5b7fd6a4a96dffe604f25e7b64cfbd9520924. For more details please see the references link.
Which versions are affected by GSD-2021-1001155?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001155?
No fix has been published for GSD-2021-1001155 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-2021-1001155 being exploited?
There is no known exploitation of GSD-2021-1001155 in the wild and no public exploit code.