{"id":"CLSA-2026-1775211239","summary":"openexr: Fix of 4 CVEs","details":"- CVE-2025-12495 CVE-2025-12839 CVE-2025-12840: fix heap buffer overflows\n  in the C core decoding pipeline (missing nread validation in\n  exr_read_chunk, missing packed/unpacked size check for uncompressed tiles,\n  missing storage_mode guard in chunk offset computation)\n- CVE-2025-64181: fix use of uninitialized memory caused by incompletely\n  populated scratch buffers (addressed by the same precondition guards in\n  chunk.c and parse_header.c)","modified":"2026-06-01T00:32:46.374001224Z","published":"2026-04-03T10:14:03Z","upstream":["CVE-2025-12495","CVE-2025-12839","CVE-2025-12840","CVE-2025-64181"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1775211239.html"}],"affected":[{"package":{"name":"openexr","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/openexr?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1-3.el9.tuxcare.els2"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1775211239.json"}},{"package":{"name":"openexr-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/openexr-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1-3.el9.tuxcare.els2"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1775211239.json"}},{"package":{"name":"openexr-libs","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/openexr-libs?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1-3.el9.tuxcare.els2"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1775211239.json"}}],"schema_version":"1.7.5"}