OSV-2026-995 Heap-double-free in dxf_entities_read

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=528859714 Crash type: Heap-double-free Crash state: dxfentitiesread dwgreaddxf llvmfuzz.c...

PT-2026-56693

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=528859714 Crash type: Heap-double-free Crash state: dxf entities read dwg read dxf llvmfuzz.c...