Main Vulnerability Database Vulnerabilities #VU112342

Buffer overflow in Exynos 2400 and Exynos Modem 5400 - CVE-2025-26780

Published: July 7, 2025

Vulnerability identifier: #VU112342

CSH Severity: High

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-26780

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the L2 component. A remote attacker can trigger memory corruption and cause a denial of service condition on the target system.

Affected software

Exynos 2400
Exynos Modem 5400

How to mitigate CVE-2025-26780

Install updates from vendor's website.

External References

https://semiconductor.samsung.com/content/semiconductor/global/support/quality-support/product-security-updates/cve-2025-26780/

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