Stack overflow in the parsetag function in libass/assparse.c in libass before 0.15.0 allows remote attackers to cause a denial of service or remote code execution via a crafted file.
References
- https://github.com/libass/libass/commit/6835731c2fe4164a0c50bc91d12c43b2a2b4e
- https://github.com/libass/libass/commit/6835731c2fe4164a0c50bc91d12c43b2a2b4e
- https://github.com/libass/libass/issues/422
- https://github.com/libass/libass/issues/422
- https://github.com/libass/libass/issues/422#issuecomment-806002919
- https://github.com/libass/libass/issues/422#issuecomment-806002919
- https://github.com/libass/libass/issues/423
- https://github.com/libass/libass/issues/423