{"id":"SUSE-SU-2026:4308-1","summary":"Security update for apptainer","details":"This update for apptainer fixes the following issues:\n\n- CVE-2026-56854: golang.org/x/crypto/ssh: source-address restriction bypassed in 5 callback families (bsc#1278666).\n- CVE-2026-56855: golang.org/x/crypto/ssh: prevent DoS on deadlocked established channel (bsc#1278666).  \n- CVE-2026-78662: golang.org/x/crypto/ssh: prevent DoS on deadlocked undecided channel (bsc#1278666).\n- CVE-2026-84303: google.golang.org/grpc: xDS RBAC HTTP filter implementation issue allows for bypass of authorization\n  policies via mixed-case or canonical-case header matches (bsc#1279333).\n- CVE-2026-84304: google.golang.org/grpc: heap memory exhaustion via HTTP/2 DATA frame fragmentation (bsc#1279236).\n- CVE-2026-84445: google.golang.org/grpc: DoS via crash due to missing ':authority' and 'Host' headers in gRPC-Go xDS\n  servers (bsc#1279033).\n","modified":"2026-09-24T11:15:07.149681262Z","published":"2026-09-23T13:18:26Z","related":["CVE-2026-56854","CVE-2026-56855","CVE-2026-78662","CVE-2026-84303","CVE-2026-84304","CVE-2026-84445"],"upstream":["CVE-2026-56854","CVE-2026-56855","CVE-2026-78662","CVE-2026-84303","CVE-2026-84304","CVE-2026-84445"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20264308-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1278666"},{"type":"REPORT","url":"https://bugzilla.suse.com/1279033"},{"type":"REPORT","url":"https://bugzilla.suse.com/1279236"},{"type":"REPORT","url":"https://bugzilla.suse.com/1279333"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-56854"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-56855"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-78662"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-84303"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-84304"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-84445"}],"affected":[{"package":{"name":"apptainer","ecosystem":"SUSE:Linux Enterprise Module for HPC 15 SP7","purl":"pkg:rpm/suse/apptainer&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-150600.4.43.1"}]}],"ecosystem_specific":{"binaries":[{"apptainer":"1.5.3-150600.4.43.1","apptainer-sle15_7":"1.5.3-150600.4.43.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4308-1.json"}},{"package":{"name":"apptainer","ecosystem":"SUSE:Linux Enterprise Module for Package Hub 15 SP7","purl":"pkg:rpm/suse/apptainer&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-150600.4.43.1"}]}],"ecosystem_specific":{"binaries":[{"apptainer-suid":"1.5.3-150600.4.43.1","apptainer":"1.5.3-150600.4.43.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4308-1.json"}},{"package":{"name":"apptainer","ecosystem":"SUSE:Linux Enterprise Server 15 SP6-LTSS","purl":"pkg:rpm/suse/apptainer&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-150600.4.43.1"}]}],"ecosystem_specific":{"binaries":[{"apptainer-sle15_6":"1.5.3-150600.4.43.1","apptainer":"1.5.3-150600.4.43.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4308-1.json"}}],"schema_version":"1.9.0"}