{"schema_version":"1.7.5","id":"SUSE-SU-2026:3342-1","published":"2026-07-28T10:11:22Z","modified":"2026-07-28T18:45:06.567157612Z","related":["CVE-2026-39821","CVE-2026-56852"],"upstream":["CVE-2026-39821","CVE-2026-56852"],"summary":"Security update for helm","details":"This update for helm fixes the following issues:\n\nUpdate to version 3.21.3.\n\n- CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation\n  bypass and privilege escalation (bsc#1266598).\n- CVE-2026-56852: golang.org/x/text/unicode/norm: handling input containing truncated or invalid UTF-8 bytes can lead\n  to an infinite loop (bsc#1271997).\n\nOther updates and bugfixes:\n\n- Update x/text to 0.40.0.\n- Update x/net to 0.57.0.\n- Version 3.21.3:\n  * Apply suggestions from code review 1ad6e68 (Benoit Tigeot).\n  * fix: drop containerd v1 dep to resolve govulncheck CVEs 037733e (Benoit Tigeot).\n  * chore(deps): bump github.com/containerd/containerd from 1.7.32 to 1.7.33 d3e178b.\n","affected":[{"package":{"name":"helm","ecosystem":"SUSE:Linux Enterprise Micro 5.5","purl":"pkg:rpm/suse/helm&distro=SUSE%20Linux%20Enterprise%20Micro%205.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.21.3-150000.1.85.1"}]}],"ecosystem_specific":{"binaries":[{"helm":"3.21.3-150000.1.85.1","helm-bash-completion":"3.21.3-150000.1.85.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3342-1.json"}},{"package":{"name":"helm","ecosystem":"SUSE:Linux Enterprise Module for Containers 15 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SP4-LTSS","purl":"pkg:rpm/suse/helm&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.21.3-150000.1.85.1"}]}],"ecosystem_specific":{"binaries":[{"helm":"3.21.3-150000.1.85.1","helm-bash-completion":"3.21.3-150000.1.85.1","helm-zsh-completion":"3.21.3-150000.1.85.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3342-1.json"}},{"package":{"name":"helm","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS","purl":"pkg:rpm/suse/helm&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.21.3-150000.1.85.1"}]}],"ecosystem_specific":{"binaries":[{"helm":"3.21.3-150000.1.85.1","helm-bash-completion":"3.21.3-150000.1.85.1","helm-zsh-completion":"3.21.3-150000.1.85.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3342-1.json"}},{"package":{"name":"helm","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 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SP6-LTSS","purl":"pkg:rpm/suse/helm&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.21.3-150000.1.85.1"}]}],"ecosystem_specific":{"binaries":[{"helm":"3.21.3-150000.1.85.1","helm-bash-completion":"3.21.3-150000.1.85.1","helm-zsh-completion":"3.21.3-150000.1.85.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3342-1.json"}},{"package":{"name":"helm","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 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SP5","purl":"pkg:rpm/suse/helm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.21.3-150000.1.85.1"}]}],"ecosystem_specific":{"binaries":[{"helm":"3.21.3-150000.1.85.1","helm-bash-completion":"3.21.3-150000.1.85.1","helm-zsh-completion":"3.21.3-150000.1.85.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3342-1.json"}},{"package":{"name":"helm","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP6","purl":"pkg:rpm/suse/helm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.21.3-150000.1.85.1"}]}],"ecosystem_specific":{"binaries":[{"helm":"3.21.3-150000.1.85.1","helm-bash-completion":"3.21.3-150000.1.85.1","helm-zsh-completion":"3.21.3-150000.1.85.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3342-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20263342-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1266598"},{"type":"REPORT","url":"https://bugzilla.suse.com/1271997"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-39821"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-56852"}]}