CVE-2023-39902 Memory corruption in n/a
Attackers can overwrite SPL memory via crafted FIT images to execute unauthenticated code and escalate privileges on NXP i.MX 8M processors.
- 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-2023-39902?
CVE-2023-39902 is a high-severity memory corruption vulnerability in n/a, published on 17 Oct 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A software vulnerability has been identified in the U-Boot Secondary Program Loader (SPL) before 2023.07 on select NXP i.MX 8M family processors. Under certain conditions, a crafted Flattened Image Tree (FIT) format structure can be used to overwrite SPL memory, allowing unauthenticated software to execute on the target, leading to privilege escalation. This affects i.MX 8M, i.MX 8M Mini, i.MX 8M Nano, and i.MX 8M Plus.
Weakness: CWE-281
Which versions are affected by CVE-2023-39902?
It affects 1 product.
Products include Nxp Uboot Secondary Program Loader.
How do I fix CVE-2023-39902?
No fix has been published for CVE-2023-39902 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-2023-39902 being exploited?
There is no known exploitation of CVE-2023-39902 in the wild and no public exploit code.
Sources
Also known as GHSA-cj3f-w95j-x9xv.