GSD-2023-1001040 skbuff: Account for tail adjustment during pull operations
A memory corruption flaw in the Linux kernel skbuff handling allows attackers to potentially execute code or escalate privileges.
- 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-2023-1001040?
GSD-2023-1001040 is a memory corruption vulnerability in Kernel, published on 17 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
skbuff: Account for tail adjustment during pull operations
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 v5.15.86 by commit 8fb773eed4909ef5dc1bbeb3629a337d3336df7e, it was introduced in version v5.3 by commit 3dcbdb134f329842a38f0e6797191b885ab00a00. For more details please see the references link.
Which versions are affected by GSD-2023-1001040?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001040?
No fix has been published for GSD-2023-1001040 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-2023-1001040 being exploited?
There is no known exploitation of GSD-2023-1001040 in the wild and no public exploit code.