CVE-2023-40218: samsung exynos_1280_firmware Integer Overflow or Wraparound

Vulnerability summary

CVE-2023-40218 is a low (CVSS 3.3) Integer Overflow or Wraparound vulnerability in samsung exynos_1280_firmware. EPSS estimates a 0.19% chance of exploitation in the next 30 days, higher than 8.3% of scored vulnerabilities.

Timeline

1. 12-09-2023
   PublishedVulnerability first disclosed.
2. 26-09-2024
   Last modifiedVulnerability information updated.

Description

An issue was discovered in the NPU kernel driver in Samsung Exynos Mobile Processor 9820, 980, 2100, 2200, 1280, and 1380. An integer overflow can bypass detection of error cases via a crafted application.

• CWE-190Integer Overflow or WraparoundThe product performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value. This occurs when an integer value is incremented to a value that is too large to store in the associated representation. When this occurs, the value may become a very small or negative number.