CVE-2022-1122

A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.

A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.

Se ha encontrado un fallo en el programa opj2_decompress de openjpeg2 versión 2.4.0, en la forma en que maneja un directorio de entrada con un gran número de archivos. Cuando no asigna un búfer para almacenar los nombres de los archivos del directorio de entrada, llama a free() sobre un puntero no inicializado, conllevando a un fallo de segmentación y una denegación de servicio