CVE-2023-22612 Memory corruption in n/a
A malicious host OS can trigger memory corruption in SMM via malformed arguments, potentially allowing code execution or privilege escalation.
- 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 CVE-2023-22612?
CVE-2023-22612 is a high-severity memory corruption vulnerability in Insyde Insydeh2o, published on 11 Apr 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. A malicious host OS can invoke an Insyde SMI handler with malformed arguments, resulting in memory corruption in SMM.
Weakness: CWE-787
Which versions are affected by CVE-2023-22612?
It affects 1 product.
Products include Insyde Insydeh2o.
How do I fix CVE-2023-22612?
No fix has been published for CVE-2023-22612 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 CVE-2023-22612 being exploited?
There is no known exploitation of CVE-2023-22612 in the wild and no public exploit code.
Other vulnerabilities in Insyde Insydeh2o
Sources
Also known as GHSA-rjr7-qrvq-fgxf.