GSD-2022-1007494 net: If sock is dead don't access sock's sk_wq in sk_stream_wait_memory
A null pointer dereference in the Linux kernel networking stack can cause a system crash when accessing a dead socket's wait queue.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1007494?
GSD-2022-1007494 is a vulnerability in Kernel, published on 14 Nov 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
net: If sock is dead don't access sock's sk_wq in sk_stream_wait_memory
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 v4.19.262 by commit 5fe03917bb017d9af68a95f989f1c122eebc69a6. For more details please see the references link.
Which versions are affected by GSD-2022-1007494?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007494?
No fix has been published for GSD-2022-1007494 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1007494 being exploited?
There is no known exploitation of GSD-2022-1007494 in the wild and no public exploit code.