GSD-2022-1004352 tcp: Fix a data-race around sysctl_tcp_mtu_probe_floor.
A data race in the Linux kernel TCP stack can lead to denial of service, requiring a kernel patch to fix.
- 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-2022-1004352?
GSD-2022-1004352 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 a data-race around sysctl_tcp_mtu_probe_floor.
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 v5.15.58 by commit cc36c37f5fe066c4708e623ead96dc8f57224bf5, it was introduced in version v5.4 by commit c04b79b6cfd714144f6a2cf359603d82ee631e62. For more details please see the references link.
Which versions are affected by GSD-2022-1004352?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004352?
No fix has been published for GSD-2022-1004352 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1004352 being exploited?
There is no known exploitation of GSD-2022-1004352 in the wild and no public exploit code.