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Use After Free

CVE-2019-20582

Severity High
Score 9.8/10

Summary

An issue was discovered on Samsung mobile devices with O(8.x) and P(9.0) devices (Exynos9810 chipsets) software. There is a use after free in the ion driver. The Samsung ID is SVE-2019-14837 (August 2019).

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • HIGH

CWE-416 - Use After Free

Use-after-free (UaF) vulnerability occurs when the application is using a pointer to memory that has been freed. Any attempt to read/write to a buffer after it is de-allocated allows memory corruption, sensitive information exposure, and can potentially lead to arbitrary code execution.

References

Advisory Timeline

  • Published