{"schema_version":"1.7.2","id":"OESA-2026-1806","modified":"2026-08-06T11:10:49Z","published":"2026-04-03T11:10:49Z","upstream":["CVE-2026-4775"],"summary":"libtiff security update","details":"This  provides support for the Tag Image File Format (TIFF), a widely used format for storing image data. The latest version of the TIFF specification is available on-line in several different formats.And contains command-line programs for manipulating TIFF format image files using the libtiff library.\r\n\r\nSecurity Fix(es):\n\nA flaw was found in the libtiff library. A remote attacker could exploit a signed integer overflow vulnerability in the putcontig8bitYCbCr44tile function by providing a specially crafted TIFF file. This flaw can lead to an out-of-bounds heap write due to incorrect memory pointer calculations, potentially causing a denial of service (application crash) or arbitrary code execution.(CVE-2026-4775)","affected":[{"package":{"ecosystem":"openEuler:24.03-LTS-SP3","name":"libtiff","purl":"pkg:rpm/openEuler/libtiff&distro=openEuler-24.03-LTS-SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.6.0-7.oe2403sp3"}]}],"ecosystem_specific":{"aarch64":["libtiff-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-debuginfo-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-debugsource-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-devel-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-static-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-tools-4.6.0-7.oe2403sp3.aarch64.rpm"],"noarch":["libtiff-help-4.6.0-7.oe2403sp3.noarch.rpm"],"src":["libtiff-4.6.0-7.oe2403sp3.src.rpm"],"x86_64":["libtiff-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-debuginfo-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-debugsource-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-devel-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-static-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-tools-4.6.0-7.oe2403sp3.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:20.03-LTS-SP4","name":"libtiff","purl":"pkg:rpm/openEuler/libtiff&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.0-36.oe2003sp4"}]}],"ecosystem_specific":{"aarch64":["libtiff-4.3.0-36.oe2003sp4.aarch64.rpm","libtiff-debuginfo-4.3.0-36.oe2003sp4.aarch64.rpm","libtiff-debugsource-4.3.0-36.oe2003sp4.aarch64.rpm","libtiff-devel-4.3.0-36.oe2003sp4.aarch64.rpm"],"noarch":["libtiff-help-4.3.0-36.oe2003sp4.noarch.rpm"],"src":["libtiff-4.3.0-36.oe2003sp4.src.rpm"],"x86_64":["libtiff-4.3.0-36.oe2003sp4.x86_64.rpm","libtiff-debuginfo-4.3.0-36.oe2003sp4.x86_64.rpm","libtiff-debugsource-4.3.0-36.oe2003sp4.x86_64.rpm","libtiff-devel-4.3.0-36.oe2003sp4.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:22.03-LTS-SP4","name":"libtiff","purl":"pkg:rpm/openEuler/libtiff&distro=openEuler-22.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.0-50.oe2203sp4"}]}],"ecosystem_specific":{"aarch64":["libtiff-4.3.0-50.oe2203sp4.aarch64.rpm","libtiff-debuginfo-4.3.0-50.oe2203sp4.aarch64.rpm","libtiff-debugsource-4.3.0-50.oe2203sp4.aarch64.rpm","libtiff-devel-4.3.0-50.oe2203sp4.aarch64.rpm","libtiff-static-4.3.0-50.oe2203sp4.aarch64.rpm","libtiff-tools-4.3.0-50.oe2203sp4.aarch64.rpm"],"noarch":["libtiff-help-4.3.0-50.oe2203sp4.noarch.rpm"],"src":["libtiff-4.3.0-50.oe2203sp4.src.rpm"],"x86_64":["libtiff-4.3.0-50.oe2203sp4.x86_64.rpm","libtiff-debuginfo-4.3.0-50.oe2203sp4.x86_64.rpm","libtiff-debugsource-4.3.0-50.oe2203sp4.x86_64.rpm","libtiff-devel-4.3.0-50.oe2203sp4.x86_64.rpm","libtiff-static-4.3.0-50.oe2203sp4.x86_64.rpm","libtiff-tools-4.3.0-50.oe2203sp4.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:24.03-LTS","name":"libtiff","purl":"pkg:rpm/openEuler/libtiff&distro=openEuler-24.03-LTS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.6.0-7.oe2403sp2"}]}],"ecosystem_specific":{"aarch64":["libtiff-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-debuginfo-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-debugsource-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-devel-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-static-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-tools-4.6.0-7.oe2403sp3.aarch64.rpm","libtiff-4.6.0-7.oe2403.aarch64.rpm","libtiff-debuginfo-4.6.0-7.oe2403.aarch64.rpm","libtiff-debugsource-4.6.0-7.oe2403.aarch64.rpm","libtiff-devel-4.6.0-7.oe2403.aarch64.rpm","libtiff-static-4.6.0-7.oe2403.aarch64.rpm","libtiff-tools-4.6.0-7.oe2403.aarch64.rpm","libtiff-4.6.0-7.oe2403sp1.aarch64.rpm","libtiff-debuginfo-4.6.0-7.oe2403sp1.aarch64.rpm","libtiff-debugsource-4.6.0-7.oe2403sp1.aarch64.rpm","libtiff-devel-4.6.0-7.oe2403sp1.aarch64.rpm","libtiff-static-4.6.0-7.oe2403sp1.aarch64.rpm","libtiff-tools-4.6.0-7.oe2403sp1.aarch64.rpm","libtiff-4.6.0-7.oe2403sp2.aarch64.rpm","libtiff-debuginfo-4.6.0-7.oe2403sp2.aarch64.rpm","libtiff-debugsource-4.6.0-7.oe2403sp2.aarch64.rpm","libtiff-devel-4.6.0-7.oe2403sp2.aarch64.rpm","libtiff-static-4.6.0-7.oe2403sp2.aarch64.rpm","libtiff-tools-4.6.0-7.oe2403sp2.aarch64.rpm"],"noarch":["libtiff-help-4.6.0-7.oe2403sp3.noarch.rpm","libtiff-help-4.6.0-7.oe2403.noarch.rpm","libtiff-help-4.6.0-7.oe2403sp1.noarch.rpm","libtiff-help-4.6.0-7.oe2403sp2.noarch.rpm"],"src":["libtiff-4.6.0-7.oe2403sp3.src.rpm","libtiff-4.6.0-7.oe2403.src.rpm","libtiff-4.6.0-7.oe2403sp1.src.rpm","libtiff-4.6.0-7.oe2403sp2.src.rpm"],"x86_64":["libtiff-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-debuginfo-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-debugsource-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-devel-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-static-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-tools-4.6.0-7.oe2403sp3.x86_64.rpm","libtiff-4.6.0-7.oe2403.x86_64.rpm","libtiff-debuginfo-4.6.0-7.oe2403.x86_64.rpm","libtiff-debugsource-4.6.0-7.oe2403.x86_64.rpm","libtiff-devel-4.6.0-7.oe2403.x86_64.rpm","libtiff-static-4.6.0-7.oe2403.x86_64.rpm","libtiff-tools-4.6.0-7.oe2403.x86_64.rpm","libtiff-4.6.0-7.oe2403sp1.x86_64.rpm","libtiff-debuginfo-4.6.0-7.oe2403sp1.x86_64.rpm","libtiff-debug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