GSD-2022-1003965 tcp: tcp_rtx_synack() can be called from process context
A race condition in the Linux kernel TCP stack allows remote attackers to cause a denial of service via process context calls.
- 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-2022-1003965?
GSD-2022-1003965 is a vulnerability in Kernel, published on 28 Jun 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
tcp: tcp_rtx_synack() can be called from process context
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 v4.14.283 by commit c348b0f8d035fc4bdc040796889beec7218bd1b8, it was introduced in version v3.7 by commit 168a8f58059a22feb9e9a2dcc1b8053dbbbc12ef. For more details please see the references link.
Which versions are affected by GSD-2022-1003965?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003965?
No fix has been published for GSD-2022-1003965 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1003965 being exploited?
There is no known exploitation of GSD-2022-1003965 in the wild and no public exploit code.