GSD-2022-1004666 tcp: Fix a data-race around sysctl_tcp_early_retrans.
A data race in the Linux kernel TCP early retransmission 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-2022-1004666?
GSD-2022-1004666 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_early_retrans.
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 83767fe800a311370330d4ec83aa76093b744a80, it was introduced in version v3.5 by commit eed530b6c67624db3f2cf477bac7c4d005d8f7ba. For more details please see the references link.
Which versions are affected by GSD-2022-1004666?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004666?
No fix has been published for GSD-2022-1004666 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1004666 being exploited?
There is no known exploitation of GSD-2022-1004666 in the wild and no public exploit code.