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Use After Free

CVE-2024-22920

High
7.8/10

Summary

swftools 0.9.2 was discovered to contain a heap-use-after-free via the function bufferWriteData in swftools/lib/action/compile.c.

  • LOW
  • LOCAL
  • HIGH
  • UNCHANGED
  • REQUIRED
  • 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