GSD-2022-1005158 mptcp: do not queue data on closed subflows
An attacker can cause a denial of service by queuing data on closed MPTCP subflows in the Linux kernel.
- 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-2022-1005158?
GSD-2022-1005158 is a denial of service vulnerability in Kernel, published on 16 Sep 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
mptcp: do not queue data on closed subflows
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 v5.19.4 by commit 8caf5c15b5288d52d9c89374d6c10fa32ee84ec5, it was introduced in version v5.10 by commit d5f49190def61c47b2faff170ba8fbc48bac4371. For more details please see the references link.
Which versions are affected by GSD-2022-1005158?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005158?
No fix has been published for GSD-2022-1005158 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1005158 being exploited?
There is no known exploitation of GSD-2022-1005158 in the wild and no public exploit code.