GSD-2022-1004681 tcp: Fix data-races around sysctl_tcp_mtu_probing.
A data race in the Linux kernel TCP MTU probing sysctl can lead to inconsistent state, potentially causing 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-2022-1004681?
GSD-2022-1004681 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
tcp: Fix data-races around sysctl_tcp_mtu_probing.
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 v5.4.208 by commit f966773e13cdd3f12baa90071b7b660f6c633ccb, it was introduced in version v2.6.17 by commit 5d424d5a674f782d0659a3b66d951f412901faee. For more details please see the references link.
Which versions are affected by GSD-2022-1004681?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004681?
No fix has been published for GSD-2022-1004681 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1004681 being exploited?
There is no known exploitation of GSD-2022-1004681 in the wild and no public exploit code.