GSD-2021-1001247 bpf, sockmap: Fix potential memory leak on unlikely error case
A potential memory leak in the Linux kernel sockmap component could 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 stated
- Fix
- None listed
What is GSD-2021-1001247?
GSD-2021-1001247 is a memory corruption vulnerability in Kernel, published on 3 Aug 2021.
Official description
bpf, sockmap: Fix potential memory leak on unlikely error case
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 v5.10.54 by commit 715f378f42909c401ec043f5150c4fdf57fb8889, it was introduced in version v5.10 by commit 4363023d2668e621b0743db351a9555d6e6ea57e. For more details please see the references link.
Which versions are affected by GSD-2021-1001247?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001247?
No fix has been published for GSD-2021-1001247 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-2021-1001247 being exploited?
There is no known exploitation of GSD-2021-1001247 in the wild and no public exploit code.