GSD-2022-1000301 ipmr,ip6mr: acquire RTNL before calling ip[6]mr_free_table() on failure path
A race condition in the Linux kernel IP multicast routing code can lead to a system crash or denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1000301?
GSD-2022-1000301 is a vulnerability in Kernel, published on 27 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ipmr,ip6mr: acquire RTNL before calling ip[6]mr_free_table() on failure path
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 v4.14.267 by commit b541845dfc4e7df551955e70deec0921d6b297c3, it was introduced in version v4.0 by commit f243e5a7859a24d10975afb9a1708cac624ba6f1. For more details please see the references link.
Which versions are affected by GSD-2022-1000301?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000301?
No fix has been published for GSD-2022-1000301 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000301 being exploited?
There is no known exploitation of GSD-2022-1000301 in the wild and no public exploit code.