GSD-2022-1006599 netfilter: ebtables: fix memory leak when blob is malformed
A memory leak in the Linux kernel ebtables module allows local attackers to cause denial of service by sending malformed blobs.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1006599?
GSD-2022-1006599 is a memory corruption vulnerability in Kernel, published on 9 Oct 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
netfilter: ebtables: fix memory leak when blob is malformed
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 v5.4.215 by commit 11ebf32fde46572b0aaf3c2bdd97d923ef5a03ab, it was introduced in version v5.4.212 by commit 160c4eb47db03b96c0c425358e7595ebefe8094d. For more details please see the references link.
Which versions are affected by GSD-2022-1006599?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006599?
No fix has been published for GSD-2022-1006599 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-2022-1006599 being exploited?
There is no known exploitation of GSD-2022-1006599 in the wild and no public exploit code.