GSD-2022-1008059 sctp: clear out_curr if all frag chunks of current msg are pruned
A flaw in the Linux Kernel SCTP implementation could allow remote attackers to cause a denial of service by pruning fragmented chunks.
- 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-2022-1008059?
GSD-2022-1008059 is a denial of service vulnerability in Kernel, published on 8 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
sctp: clear out_curr if all frag chunks of current msg are pruned
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 v5.10.156 by commit e27458b18b35caee4b27b37a4a9c503b93cae5cc, it was introduced in version v4.15 by commit 5bbbbe32a43199c2b9ea5ea66fab6241c64beb51. For more details please see the references link.
Which versions are affected by GSD-2022-1008059?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1008059?
No fix has been published for GSD-2022-1008059 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-2022-1008059 being exploited?
There is no known exploitation of GSD-2022-1008059 in the wild and no public exploit code.