GSD-2021-1001753 nexthop: Fix memory leaks in nexthop notification chain listeners
Memory leaks in Linux kernel nexthop notification listeners can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1001753?
GSD-2021-1001753 is a memory corruption vulnerability in Kernel, published on 19 Oct 2021.
Official description
nexthop: Fix memory leaks in nexthop notification chain listeners
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 v5.14.9 by commit 741760fa6252628a3d3afad439b72437d4b123d9, it was introduced in version v5.11 by commit 2a014b200bbd973cc96e082a5bc445fe20b50f32. For more details please see the references link.
Which versions are affected by GSD-2021-1001753?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001753?
No fix has been published for GSD-2021-1001753 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-2021-1001753 being exploited?
There is no known exploitation of GSD-2021-1001753 in the wild and no public exploit code.