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Heap-based Buffer Overflow

CVE-2024-38796

Severity Medium
Score 5.9/10

Summary

EDK2 contains a vulnerability in the PeCoffLoaderRelocateImage(). An Attacker may cause memory corruption due to an overflow via an adjacent network. A successful exploit of this vulnerability may lead to a loss of Confidentiality, Integrity, and/or Availability.

  • HIGH
  • ADJACENT_NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • LOW
  • 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