Use After Free
CVE-2021-40566
Summary
A Segmentation fault caused by heap use after free vulnerability exists in Gpac prior to 2.0.0 via the "mpgviddmx_process" function in "reframe_mpgvid.c" when using mp4box, which causes a denial of service.
- LOW
- LOCAL
- NONE
- UNCHANGED
- REQUIRED
- NONE
- NONE
- 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.
Advisory Timeline
- Published