{"id":"DEBIAN-CVE-2026-52492","details":"An integer overflow in the libtiff rgb2ycbcr utility's cvtRaster() function when computing strip buffer sizes can result in an undersized heap allocation and subsequent heap-based buffer overflow during YCbCr conversion of a crafted TIFF image","modified":"2026-09-10T08:47:22.478021897Z","published":"2026-08-24T21:17:19.927Z","upstream":["CVE-2026-52492"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-52492"}],"affected":[{"package":{"name":"tiff","ecosystem":"Debian:12","purl":"pkg:deb/debian/tiff?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.5.0-6","4.5.0-6+deb12u1","4.5.0-6+deb12u2","4.5.0-6+deb12u3","4.5.0-6+deb12u4","4.5.1+git230720-1","4.5.1+git230720-2","4.5.1+git230720-3","4.5.1+git230720-4","4.5.1+git230720-5","4.5.1-1","4.5.1~rc3-1","4.6.0-1","4.6.0-2","4.7.0-1","4.7.0-2","4.7.0-3","4.7.0-4","4.7.0-5","4.7.1-1","4.7.1-2","4.7.1-3","4.7.2-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-52492.json"}},{"package":{"name":"tiff","ecosystem":"Debian:13","purl":"pkg:deb/debian/tiff?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.7.0-3","4.7.0-3+deb13u1","4.7.0-3+deb13u2","4.7.0-3+deb13u3","4.7.0-4","4.7.0-5","4.7.1-1","4.7.1-2","4.7.1-3","4.7.2-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-52492.json"}},{"package":{"name":"tiff","ecosystem":"Debian:14","purl":"pkg:deb/debian/tiff?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.7.0-3","4.7.0-4","4.7.0-5","4.7.1-1","4.7.1-2","4.7.1-3","4.7.2-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-52492.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}