An issue was discovered in swftools through 20201222. A NULL pointer dereference exists in the function swf_DeleteFilter() located in swffilter.c. It allows an attacker to cause Denial of Service.
The product dereferences a pointer that it expects to be valid but is NULL.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Swftools | Swftools | * | 2020-12-22 (including) |
| Swftools | Ubuntu | bionic | * |