{"id":"CLSA-2026-1788167338","summary":"Fix CVE(s): CVE-2021-20298, CVE-2021-20299, CVE-2021-20304","details":"   * SECURITY UPDATE: Memory exhaustion in the B44 compressor\n     - debian/patches/CVE-2021-20298.patch: size _tmpBuffer in elements\n       rather than bytes in IlmImf/ImfB44Compressor.cpp.\n     - CVE-2021-20298\n   * SECURITY UPDATE: Null dereference on multipart files with no parts\n     - debian/patches/CVE-2021-20299.patch: require at least one header in\n       IlmImf/ImfMultiPartInputFile.cpp.\n     - CVE-2021-20299\n   * SECURITY UPDATE: Undefined right shift in hufDecode\n     - debian/patches/CVE-2021-20304.patch: reject over-long Huffman code\n       lengths in IlmImf/ImfHuf.cpp.\n     - CVE-2021-20304","modified":"2026-10-26T09:32:04.227753483Z","published":"2026-08-31T09:09:11Z","upstream":["CVE-2021-20298","CVE-2021-20299","CVE-2021-20304"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu18.04els/CLSA-2026-1788167338.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20298"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20299"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20304"}],"affected":[{"package":{"name":"libopenexr-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libopenexr-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0-11.1ubuntu1.9+tuxcare.els2"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1788167338.json"}},{"package":{"name":"libopenexr22","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libopenexr22?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0-11.1ubuntu1.9+tuxcare.els2"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1788167338.json"}},{"package":{"name":"openexr","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/openexr?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0-11.1ubuntu1.9+tuxcare.els2"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1788167338.json"}},{"package":{"name":"openexr-doc","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/openexr-doc?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0-11.1ubuntu1.9+tuxcare.els2"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1788167338.json"}}],"schema_version":"1.9.0"}