GSD-2023-1000426 net: sched: fix memory leak in tcindex_set_parms
A memory leak in the Linux kernel's traffic control subsystem allows local attackers to cause a 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-2023-1000426?
GSD-2023-1000426 is a memory corruption vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: sched: fix memory leak in tcindex_set_parms
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 v6.0.19 by commit c4de6057e7c6654983acb63d939d26ac0d7bbf39, it was introduced in version v4.9 by commit b9a24bb76bf611a5268ceffe04219e6ad264559b. For more details please see the references link.
Which versions are affected by GSD-2023-1000426?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000426?
No fix has been published for GSD-2023-1000426 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2023-1000426 being exploited?
There is no known exploitation of GSD-2023-1000426 in the wild and no public exploit code.