GSD-2022-1007196 net: hsr: avoid possible NULL deref in skb_clone()
A NULL pointer dereference in the Linux kernel HSR protocol can cause a system crash, requiring a kernel patch.
- 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-2022-1007196?
GSD-2022-1007196 is a vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: hsr: avoid possible NULL deref in skb_clone()
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 v5.10.152 by commit ff7ba766758313129794f150bbc4d351b5e17a53, it was introduced in version v3.17 by commit f266a683a4804dc499efc6c2206ef68efed029d0. For more details please see the references link.
Which versions are affected by GSD-2022-1007196?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007196?
No fix has been published for GSD-2022-1007196 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1007196 being exploited?
There is no known exploitation of GSD-2022-1007196 in the wild and no public exploit code.