CVE-2024-56427 Memory corruption in n/a
Out-of-bounds access in Samsung Exynos modems allows attackers to cause memory corruption via malformed RRC packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-56427?
CVE-2024-56427 is a medium-severity memory corruption vulnerability in Samsung Exynos 1080 Firmware, published on 14 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in Samsung Mobile Processor and Wearable Processor Exynos 980, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 9110, W920, W930, W1000, Modem 5123, Modem 5300, Modem 5400. The lack of a length check leads to out-of-bounds access via malformed RRC packets to the target.
Weakness: CWE-125
Which versions are affected by CVE-2024-56427?
It affects 18 products.
Products include Samsung Exynos 1080 Firmware, Samsung Exynos 1280 Firmware, Samsung Exynos 1330 Firmware, Samsung Exynos 1380 Firmware, Samsung Exynos 1480 Firmware, Samsung Exynos 2100 Firmware and 12 more.
How do I fix CVE-2024-56427?
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-2024-56427 being exploited?
There is no known exploitation of CVE-2024-56427 in the wild and no public exploit code.
Other vulnerabilities in Samsung Exynos 1080 Firmware
Sources
Also known as A-373365664, GHSA-6m6f-rwf2-ghvg, PUB-A-373365664.