GSD-2022-1001758 wireguard: socket: free skb in send6 when ipv6 is disabled
A memory corruption vulnerability in the Linux kernel WireGuard module allows remote attackers to cause a denial of service when IPv6 is disabled.
- 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-2022-1001758?
GSD-2022-1001758 is a memory corruption vulnerability in Kernel, published on 24 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
wireguard: socket: free skb in send6 when ipv6 is disabled
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 v5.15.33 by commit 402991a9771587acc2947cf6c4d689c5397f2258, it was introduced in version v5.6 by commit e7096c131e5161fa3b8e52a650d7719d2857adfd. For more details please see the references link.
Which versions are affected by GSD-2022-1001758?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001758?
No fix has been published for GSD-2022-1001758 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-2022-1001758 being exploited?
There is no known exploitation of GSD-2022-1001758 in the wild and no public exploit code.