GSD-2023-1002403 net: sched: sch: Bounds check priority
Missing bounds check on priority in Linux kernel scheduler allows local attackers to potentially escalate privileges or cause denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1002403?
GSD-2023-1002403 is a missing authorization vulnerability in Kernel, published on 7 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: sched: sch: Bounds check priority
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 v5.4.232 by commit fbe71c5dacaa5a9960323215f118958174c81aa0. For more details please see the references link.
Which versions are affected by GSD-2023-1002403?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002403?
No fix has been published for GSD-2023-1002403 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is GSD-2023-1002403 being exploited?
There is no known exploitation of GSD-2023-1002403 in the wild and no public exploit code.