GSD-2023-1001609 ntb_netdev: Use dev_kfree_skb_any() in interrupt context
A memory corruption issue in the ntb_netdev driver when freeing SKBs in interrupt context can lead to system crashes or denial of service.
- 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-2023-1001609?
GSD-2023-1001609 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
ntb_netdev: Use dev_kfree_skb_any() in interrupt context
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 v4.9.337 by commit d4460c82177899751975180c268f352893302221, it was introduced in version v3.9 by commit 765ccc7bc3d913e18b887a86de1e86db701a2d78. For more details please see the references link.
Which versions are affected by GSD-2023-1001609?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001609?
No fix has been published for GSD-2023-1001609 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-2023-1001609 being exploited?
There is no known exploitation of GSD-2023-1001609 in the wild and no public exploit code.