GSD-2022-1005417 net: fix refcount bug in sk_psock_get (2)
A refcount bug in the Linux kernel's sk_psock_get function can lead to a use-after-free condition, potentially causing system crashes.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1005417?
GSD-2022-1005417 is an use after free vulnerability in Kernel, published on 16 Sep 2022.
Official description
net: fix refcount bug in sk_psock_get (2)
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 v5.15.65 by commit a5d1cb908131e939bd8b63b8e5e23365bbc2edaf. For more details please see the references link.
Which versions are affected by GSD-2022-1005417?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005417?
No fix has been published for GSD-2022-1005417 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1005417 being exploited?
There is no known exploitation of GSD-2022-1005417 in the wild and no public exploit code.