GSD-2023-1002202 netrom: Fix use-after-free of a listening socket.
A use-after-free vulnerability in the Linux kernel's netrom module allows attackers to potentially execute code or cause a denial of service.
- 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-2023-1002202?
GSD-2023-1002202 is an use after free vulnerability in Kernel, published on 13 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
netrom: Fix use-after-free of a listening socket.
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 v5.4.231 by commit fe9b9e621cebe6b7e83f7e954c70f8bb430520e5, it was introduced in version v5.4.136 by commit 25df44e90ff5959b5c24ad361b648504a7e39ef3. For more details please see the references link.
Which versions are affected by GSD-2023-1002202?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002202?
No fix has been published for GSD-2023-1002202 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-2023-1002202 being exploited?
There is no known exploitation of GSD-2023-1002202 in the wild and no public exploit code.