CVE-2023-30738 Memory corruption in Galaxy Book, Galaxy Book Pro, Galaxy Book Pro 360 and Galaxy Book Odyssey
A local attacker can exploit improper input validation in Samsung Galaxy Book UEFI firmware to execute SMM memory corruption, potentially gaining elevated privileges.
- 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-2023-30738?
CVE-2023-30738 is a medium-severity memory corruption vulnerability in Samsung Mobile Galaxy Book, Galaxy Book Pro, Galaxy Book Pro 360 and Galaxy Book Odyssey, published on 4 Oct 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An improper input validation in UEFI Firmware prior to Firmware update Oct-2023 Release in Galaxy Book, Galaxy Book Pro, Galaxy Book Pro 360 and Galaxy Book Odyssey allows local attacker to execute SMM memory corruption.
Which versions are affected by CVE-2023-30738?
It affects 4 products.
Products include Samsung Galaxy Book Firmware, Samsung Galaxy Book Odyssey Firmware, Samsung Galaxy Book Pro 360 Firmware, Samsung Galaxy Book Pro Firmware.
How do I fix CVE-2023-30738?
No fix has been published for CVE-2023-30738 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-2023-30738 being exploited?
There is no known exploitation of CVE-2023-30738 in the wild and no public exploit code.
Sources
Also known as GHSA-55g9-6jp7-g68x.