GSD-2022-1001422 net: preserve skb_end_offset() in skb_unclone_keeptruesize()
A flaw in the Linux kernel network stack could lead to memory corruption, potentially allowing remote attackers to cause denial of service or execute code.
- 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-2022-1001422?
GSD-2022-1001422 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
net: preserve skb_end_offset() in skb_unclone_keeptruesize()
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 v5.16.19 by commit a9a6d30264327d8ff7f23da33e7a77ffb793fa3f, it was introduced in version v5.16 by commit c4777efa751d293e369aec464ce6875e957be255. For more details please see the references link.
Which versions are affected by GSD-2022-1001422?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001422?
No fix has been published for GSD-2022-1001422 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-2022-1001422 being exploited?
There is no known exploitation of GSD-2022-1001422 in the wild and no public exploit code.