PT-2026-59482

Summary There is a use-after-free in PyObject StealAttrString of pyOpenEXR old.cpp. This bug was found with ZeroPath. Details The legacy adapter defines PyObject StealAttrString that calls PyObject GetAttrString to obtain a new reference, immediately decrefs it, and returns the pointer. Callers...

CVE-2025-64183

OpenEXR vulnerability CVE-2025-64183 affects the Python exposure PyOpenEXR_old.cpp: a use-after-free in PyObject_StealAttrString when retrieving attributes via PyObject_GetAttrString, returning a dangling PyObject*. This can be triggered in various reads (e.g., PixelType.v, Box2i, V2f) and is exp...

CVE-2025-64183 OpenEXR has use after free in PyObject_StealAttrString

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, there is a use-after-free in PyObjectStealAttrString of pyOpenEXRold.cpp...