GSD-2022-1000340 net: fix a memleak when uncloning an skb dst and its metadata
A memory leak in the Linux kernel network stack can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1000340?
GSD-2022-1000340 is a memory corruption vulnerability in Kernel, published on 27 Feb 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
net: fix a memleak when uncloning an skb dst and its metadata
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 v5.4.180 by commit a80817adc2a4c1ba26a7aa5f3ed886e4a18dff88, it was introduced in version v4.3 by commit fc4099f17240767554ff3a73977acb78ef615404. For more details please see the references link.
Which versions are affected by GSD-2022-1000340?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000340?
No fix has been published for GSD-2022-1000340 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-2022-1000340 being exploited?
There is no known exploitation of GSD-2022-1000340 in the wild and no public exploit code.