GSD-2021-1000016 libbpf: Fix potential NULL pointer dereference
A potential NULL pointer dereference in libbpf could allow local attackers to cause a denial of service in the Linux kernel.
- 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-2021-1000016?
GSD-2021-1000016 is a vulnerability in Kernel, published on 31 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
libbpf: Fix potential NULL pointer dereference
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 v5.11.16 by commit b33f7e0d5e86e1c758d76838ef7e831d99b176bf, it was introduced in version v5.11.14 by commit 00b6712eae9f046cb6f820a9ff9fd6b966f01f9c. For more details please see the references link.
Which versions are affected by GSD-2021-1000016?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000016?
No fix has been published for GSD-2021-1000016 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000016 being exploited?
There is no known exploitation of GSD-2021-1000016 in the wild and no public exploit code.