CVE-2026-66041 FFmpeg 7.0 - 8.1.2 Heap Out-of-Bounds Write via vf_quirc Filter

FFmpeg 7.0 through 8.1.2, fixed in commit 4da9812, contains a heap out-of-bounds write vulnerability in the vfquirc filter that allows an attacker to corrupt heap memory by supplying a crafted PGS/SUP subtitle file with mismatched frame dimensions. Attackers can provide a subtitle file whose seco...

GHSA-CMGW-8VPC-RC59 Segfault on strings tensors with mistmatched dimensions, due to Go code

Impact Under certain conditions, Go code can trigger a segfault in string deallocation. For string tensors, C.TFTStringDealloc is called during garbage collection within a finalizer function. However, tensor structure isn't checked until encoding to avoid a performance penalty. The current method...

Segfault on strings tensors with mistmatched dimensions, due to Go code

Impact Under certain conditions, Go code can trigger a segfault in string deallocation. For string tensors, C.TFTStringDealloc is called during garbage collection within a finalizer function. However, tensor structure isn't checked until encoding to avoid a performance penalty. The current method...