GSD-2022-1006605 netfilter: ebtables: fix memory leak when blob is malformed
A memory leak in the Linux kernel ebtables component allows local attackers to cause denial of service by sending malformed blobs.
- 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-2022-1006605?
GSD-2022-1006605 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 v4.19.260 by commit 1e98318af2f163eadaff815abcef38d27ca92c1e, it was introduced in version v4.19.257 by commit 358765beb836f5fc2ed26b5df4140d5d3548ac11. For more details please see the references link.
Which versions are affected by GSD-2022-1006605?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006605?
No fix has been published for GSD-2022-1006605 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-2022-1006605 being exploited?
There is no known exploitation of GSD-2022-1006605 in the wild and no public exploit code.