{"id":"CLSA-2026-1785335342","summary":"openexr: Fix of 2 CVEs","details":"- CVE-2026-34380: fix signed 32-bit integer overflow in the PXR24 decoder\n  bounds check, where (uint64_t) (w * 3) wrapped to a small positive value\n  and allowed an out-of-bounds write through dout\n- CVE-2026-34378: fix signed 32-bit integer overflow in srcbuffer pointer\n  arithmetic in the unpack_* routines, reached via an oversized dataWindow\n  width","modified":"2026-10-26T09:43:59.547399298Z","published":"2026-07-29T14:29:13Z","upstream":["CVE-2026-34378","CVE-2026-34380"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1785335342.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34378"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34380"}],"affected":[{"package":{"name":"openexr","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/openexr?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1-3.el9.tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1785335342.json"}},{"package":{"name":"openexr-devel","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/openexr-devel?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1-3.el9.tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1785335342.json"}},{"package":{"name":"openexr-libs","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/openexr-libs?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1-3.el9.tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1785335342.json"}}],"schema_version":"1.9.0"}