{"id":"SUSE-SU-2026:4253-1","summary":"Security update for cjose","details":"This update for cjose fixes the following issues:\n\n- CVE-2026-53938: missing encrypted_key length validation during AES Key Wrap decryption can cause heap-based buffer\n  overflow (bsc#1279844).\n- CVE-2026-53939: zero-filled content-encryption key generation in AES-CBC-HMAC JWE encryption within cjose can allow\n  unauthorized content modification (bsc#1279846).  \n","modified":"2026-09-18T10:00:04.959403528Z","published":"2026-09-17T16:02:17Z","related":["CVE-2026-53938","CVE-2026-53939"],"upstream":["CVE-2026-53938","CVE-2026-53939"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20264253-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1279844"},{"type":"REPORT","url":"https://bugzilla.suse.com/1279846"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-53938"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-53939"}],"affected":[{"package":{"name":"cjose","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS","purl":"pkg:rpm/suse/cjose&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-150100.4.9.1"}]}],"ecosystem_specific":{"binaries":[{"libcjose-devel":"0.6.1-150100.4.9.1","libcjose0":"0.6.1-150100.4.9.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4253-1.json"}},{"package":{"name":"cjose","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS","purl":"pkg:rpm/suse/cjose&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-150100.4.9.1"}]}],"ecosystem_specific":{"binaries":[{"libcjose0":"0.6.1-150100.4.9.1","libcjose-devel":"0.6.1-150100.4.9.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4253-1.json"}},{"package":{"name":"cjose","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 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SP5-LTSS","purl":"pkg:rpm/suse/cjose&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-150100.4.9.1"}]}],"ecosystem_specific":{"binaries":[{"libcjose0":"0.6.1-150100.4.9.1","libcjose-devel":"0.6.1-150100.4.9.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4253-1.json"}},{"package":{"name":"cjose","ecosystem":"SUSE:Linux Enterprise Server 15 SP4-LTSS","purl":"pkg:rpm/suse/cjose&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-150100.4.9.1"}]}],"ecosystem_specific":{"binaries":[{"libcjose-devel":"0.6.1-150100.4.9.1","libcjose0":"0.6.1-150100.4.9.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4253-1.json"}},{"package":{"name":"cjose","ecosystem":"SUSE:Linux Enterprise Server 15 SP5-LTSS","purl":"pkg:rpm/suse/cjose&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-150100.4.9.1"}]}],"ecosystem_specific":{"binaries":[{"libcjose-devel":"0.6.1-150100.4.9.1","libcjose0":"0.6.1-150100.4.9.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4253-1.json"}},{"package":{"name":"cjose","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP4","purl":"pkg:rpm/suse/cjose&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-150100.4.9.1"}]}],"ecosystem_specific":{"binaries":[{"libcjose-devel":"0.6.1-150100.4.9.1","libcjose0":"0.6.1-150100.4.9.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4253-1.json"}},{"package":{"name":"cjose","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP5","purl":"pkg:rpm/suse/cjose&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-150100.4.9.1"}]}],"ecosystem_specific":{"binaries":[{"libcjose-devel":"0.6.1-150100.4.9.1","libcjose0":"0.6.1-150100.4.9.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4253-1.json"}}],"schema_version":"1.9.0"}