GSD-2023-1001063 i2c: ismt: Fix an out-of-bounds bug in ismt_access()
An out-of-bounds bug in the Intel SMBus driver allows local attackers to cause memory corruption, potentially leading to system crashes or code execution.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1001063?
GSD-2023-1001063 is a memory corruption vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
i2c: ismt: Fix an out-of-bounds bug in ismt_access()
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 96c12fd0ec74641295e1c3c34dea3dce1b6c3422, it was introduced in version v3.9 by commit 13f35ac14cd0a9a1c4f0034c4c40d0ae98844ce9. For more details please see the references link.
Which versions are affected by GSD-2023-1001063?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001063?
No fix has been published for GSD-2023-1001063 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-2023-1001063 being exploited?
There is no known exploitation of GSD-2023-1001063 in the wild and no public exploit code.