GSD-2022-1004521 udp: Fix a data-race around sysctl_udp_l3mdev_accept.
A data race in the Linux kernel UDP subsystem can lead to undefined behavior or denial of service, requiring a kernel patch.
- 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-2022-1004521?
GSD-2022-1004521 is a vulnerability in Kernel, published on 31 Jul 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
udp: Fix a data-race around sysctl_udp_l3mdev_accept.
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 v5.10.134 by commit fcaef69c79ec222e55643e666b80b221e70fa6a8, it was introduced in version v4.11 by commit 63a6fff353d01da5a22b72670c434bf12fa0e3b8. For more details please see the references link.
Which versions are affected by GSD-2022-1004521?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004521?
No fix has been published for GSD-2022-1004521 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1004521 being exploited?
There is no known exploitation of GSD-2022-1004521 in the wild and no public exploit code.