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NULL Pointer Dereference

CVE-2021-40944

Medium
5.5/10

Summary

In GPAC MP4Box versions prior to 2.0.0, there is a Null pointer reference in the function "gf_filter_pid_get_packet" function in "src/filter_core/filter_pid.c:5394", as demonstrated by GPAC. This can lead to a Denial of Service (DoS).

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

CWE-476 - NULL Pointer Dereference

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

References

Advisory Timeline

  • Published