CVE-2026-84450

libheif is a HEIF and AVIF file format decoder and encoder. From 1.19.0 until 1.23.3, a crafted image item containing a clap property and an ispe width or height greater than INT32MAX + 1 can reach crop calculations through heifimagehandlegetimagetiling. Boxclap::leftrounded or Boxclap::toprounde...

CVE-2026-84450

libheif versions 1.19.0 through 1.23.3 are affected by a crafted-image vulnerability in the tiling API. A HEIF/AVIF image containing a clap property with an ispe width or height exceeding INT32_MAX + 1 triggers crop calculations via heif_image_handle_get_image_tiling(). The Fraction::Fraction() u...