GSD-2022-1007885 x86/sgx: Add overflow check in sgx_validate_offset_length()
An integer overflow in the Linux Kernel SGX driver allows local attackers to potentially escalate privileges or cause a denial of service.
- 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-2022-1007885?
GSD-2022-1007885 is a vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
x86/sgx: Add overflow check in sgx_validate_offset_length()
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 v5.15.81 by commit 5277e3d633a5d4157987f4aff068caa55e36db19, it was introduced in version v5.11 by commit c6d26d370767fa227fc44b98a8bdad112efdf563. For more details please see the references link.
Which versions are affected by GSD-2022-1007885?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007885?
No fix has been published for GSD-2022-1007885 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1007885 being exploited?
There is no known exploitation of GSD-2022-1007885 in the wild and no public exploit code.