CVE-2026-8356 Stack buffer overflow in PPT presentation import

LibreOffice can import presentations in the legacy binary PPT format. A stack buffer overflow existed when importing a colour-replacement record. Two fixed-size colour tables were filled from the file, but the write position was not reset between the two passes over the record, so a file whose...

mozilla: Garbage collection could mis-color cross-compartment objects in OOM conditions

The Mozilla Foundation's Security Advisory: The JavaScript garbage collector could mis-color cross-compartment objects if OOM conditions were detected at the right point between two passes. This could have led to memory corruption...