GSD-2021-1000964 IB/mlx5: Fix initializing CQ fragments buffer
A memory corruption vulnerability in the Linux Kernel IB/mlx5 driver 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-2021-1000964?
GSD-2021-1000964 is a memory corruption vulnerability in Kernel, published on 30 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
IB/mlx5: Fix initializing CQ fragments buffer
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 v5.10.44 by commit 91f7fdc4cc10542ca1045c06aad23365f0d067e0, it was introduced in version v4.17 by commit 388ca8be00370db132464e27f745b8a0add19fcb. For more details please see the references link.
Which versions are affected by GSD-2021-1000964?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000964?
No fix has been published for GSD-2021-1000964 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2021-1000964 being exploited?
There is no known exploitation of GSD-2021-1000964 in the wild and no public exploit code.