Lianyihan

**Name of the Vulnerable Software and Affected Versions** FFmpeg versions prior to 3.1.5 **Description** The issue allows remote attackers to cause a denial of service via a crafted AVI file, specifically through the `gsm parse` function in `libavcodec/gsm parser.c`. **Recommendations** For versions prior to 3.1.5, update to version 3.1.5 or later to resolve the issue.

**Name of the Vulnerable Software and Affected Versions** FFmpeg versions prior to 3.1.4 **Description** The issue allows remote attackers to cause a denial of service via a crafted AVI file, specifically through the avi read seek function in libavformat/avidec.c. **Recommendations** For versions prior to 3.1.4, update to version 3.1.4 or later to resolve the issue.

**Name of the Vulnerable Software and Affected Versions** FFmpeg versions prior to 3.1.4 **Description** The issue allows remote attackers to cause a denial of service by utilizing a crafted AVI file, which results in a NULL pointer being used. This is due to a problem in the read gab2 sub function located in libavformat/avidec.c. **Recommendations** For versions prior to 3.1.4, update to version 3.1.4 or later to resolve the issue.