CVE-2026-41071

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and prior, a crafted HEIF sequence file where the saiz box declares more samples than actually exist in the track's chunk table causes a heap-buffer-overflow out-of-bounds read in the SampleAuxInfoReader constructor. T...

kimageformats:kimgio_heif_fuzzer: Use-of-uninitialized-value in void edge_filtering_luma_internal<unsigned char>

Project: git://anongit.kde.org/kimageformats Detailed Report: https://oss-fuzz.com/testcase?key=6094827621253120 Project: kimageformats Fuzzing Engine: libFuzzer Fuzz Target: kimgioheiffuzzer Job Type: libfuzzermsankimageformats Platform Id: linux Crash Type: Use-of-uninitialized-value Crash...

kimageformats:kimgio_heif_fuzzer: Heap-buffer-overflow in Op_to_sdr_planes::convert_colorspace

Project: git://anongit.kde.org/kimageformats Detailed Report: https://oss-fuzz.com/testcase?key=5020322681192448 Project: kimageformats Fuzzing Engine: libFuzzer Fuzz Target: kimgioheiffuzzer Job Type: libfuzzerasankimageformats Platform Id: linux Crash Type: Heap-buffer-overflow READ 2 Crash...