Skip to main content

Heap-based Buffer Overflow

CVE-2021-25475

Low
3.9/10

Summary

A possible heap-based buffer overflow vulnerability in DSP kernel driver prior to SMR Oct-2021 Release 1 allows arbitrary memory write and code execution.

  • HIGH
  • LOCAL
  • LOW
  • UNCHANGED
  • NONE
  • HIGH
  • LOW
  • LOW

CWE-122 - Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

References

Advisory Timeline

  • Published