CVE-2023-6277

Se encontró un error de falta de memoria en libtiff. Pasar un archivo tiff manipulado a la API TIFFOpen() puede permitir que un atacante remoto provoque una denegación de servicio a través de una entrada artesanal con un tamaño inferior a 379 KB.

USN-6644-1 fixed vulnerabilities in LibTIFF. This update provides the corresponding updates for Ubuntu 22.04 LTS. It was discovered that LibTIFF incorrectly handled certain files. If a user were tricked into opening a specially crafted file, an attacker could possibly use this issue to cause the application to crash, resulting in a denial of service. It was discovered that LibTIFF incorrectly handled certain image files with the tiffcp utility. If a user were tricked into opening a specially crafted image file, an attacker could possibly use this issue to cause tiffcp to crash, resulting in a denial of service. It was discovered that LibTIFF incorrectly handled certain files. If a user were tricked into opening a specially crafted file, an attacker could possibly use this issue to cause the application to consume resources, resulting in a denial of service.