GSD-2023-1002343 net: sched: sch: Fix off by one in htb_activate_prios()
An off-by-one error in the Linux kernel's HTB scheduler can lead to a denial of service condition.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1002343?
GSD-2023-1002343 is a 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: Fix off by one in htb_activate_prios()
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 v5.15.95 by commit 1c202909c8b08a68d86e8bea2fad3299a2a07059, it was introduced in version v5.15.95 by commit 99875ea9b5b47995bfb3c684d21eb17feb4b7e6a. For more details please see the references link.
Which versions are affected by GSD-2023-1002343?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002343?
No fix has been published for GSD-2023-1002343 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1002343 being exploited?
There is no known exploitation of GSD-2023-1002343 in the wild and no public exploit code.