CVE-2024-38797 Out-of-bounds Read in HashPeImageByType()
An out-of-bounds read in EDK2 allows attackers to cause integrity loss or denial of service via corrupted network data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-38797?
CVE-2024-38797 is a medium-severity memory corruption vulnerability in TianoCore EDK2, published on 7 Apr 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
EDK2 contains a vulnerability in the HashPeImageByType(). A user may cause a read out of bounds when a corrupted data pointer and length are sent via an adjecent network. A successful exploit of this vulnerability may lead to a loss of Integrity and/or Availability.
Weakness: CWE-125
Which versions are affected by CVE-2024-38797?
How do I fix CVE-2024-38797?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2024-38797 being exploited?
There is no known exploitation of CVE-2024-38797 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2024-38797, GHSA-4wjw-6xmf-44xf, OESA-2025-1503, UBUNTU-CVE-2024-38797.