GSD-2023-1002038 net: openvswitch: fix flow memory leak in ovs_flow_cmd_new
A memory leak in the Linux kernel Open vSwitch module allows local attackers to cause denial of service by exhausting system memory.
- 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-2023-1002038?
GSD-2023-1002038 is a memory corruption vulnerability in Kernel, published on 13 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: openvswitch: fix flow memory leak in ovs_flow_cmd_new
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 v5.15.93 by commit f423c2efd51d7eb1d143c2be7eea233241d9bbbf, it was introduced in version v5.15.86 by commit 0133615a06007684df648feb9d327714e399afd4. For more details please see the references link.
Which versions are affected by GSD-2023-1002038?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002038?
No fix has been published for GSD-2023-1002038 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-2023-1002038 being exploited?
There is no known exploitation of GSD-2023-1002038 in the wild and no public exploit code.