CVE-2026-68513 OpenEXR: Heap buffer overflow in PyOpenEXR from literal/prefixed RGB channel name collision

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. Versions 3.3.0 through 3.3.12 and 3.4.0 through 3.4.13 contain a heap buffer overflow in PyOpenEXR triggered by a channel-name key collision between literal and prefixed...

CVE-2026-62986 OpenEXR: PyOpenEXR deep prefixed RGB stale lane disclosure

OpenEXR is the reference implementation and specification for the EXR image file format, widely used in the motion picture industry. In versions 3.3.0 through 3.3.12 and 3.4.0 through 3.4.13, the PyOpenEXR Python bindings return stale heap data when reading a crafted deep scanline EXR that uses...

PT-2026-81488

Name of the Vulnerable Software and Affected Versions OpenEXR versions 3.3.0 through 3.3.12 OpenEXR versions 3.4.0 through 3.4.13 Description PyOpenEXR contains a heap buffer overflow triggered by a channel-name key collision between literal and prefixed RGB channels. When the separate channels...