{"schema_version":"1.7.5","id":"SUSE-SU-2026:3421-1","published":"2026-07-30T07:37:12Z","modified":"2026-07-30T17:15:09.369362102Z","related":["CVE-2026-39821"],"upstream":["CVE-2026-39821"],"summary":"Security update for prometheus-ha_cluster_exporter","details":"This update for prometheus-ha_cluster_exporter fixes the following issue:\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#1266552).\n\nOther updates and bugfixes:\n\n- Release 1.4.2\n  * Use proper obs time format on changes generation.\n  * Upgrade x/net to 0.57.\n  * Full changelog *: https://github.com/ClusterLabs/ha_cluster_exporter/compare/1.4.1...1.4.2\n- Release 1.4.1\n  * Upgrade to use go 1.25.\n  * Bump github.com/prometheus/common from 0.59.1 to 0.61.0.\n  * Bump golang.org/x/net from 0.33.0 to 0.55.0.\n  * Full changelog: https://github.com/ClusterLabs/ha_cluster_exporter/compare/1.4.0...1.4.1\n- Release 1.4.0\n * add support to show overall cluster maintenance mode.\n * add supportconfig plugin (jsc#PED-2560).\n * update the CI workflow.\n * change default OBS development project.\n * bump required Go version to 1.23.\n * fix corosync collector parser when using IPv6 hostnames (#245).\n * Bump github.com/prometheus/client_model from 0.3.0 to 0.4.0 .\n * Bump github.com/prometheus/client_golang from 1.15.0 to 1.15.1 .\n * Bump github.com/prometheus/common from 0.42.0 to 0.44.0.\n * Bump github.com/spf13/viper from 1.15.0 to 1.16.0.\n * Bump github.com/stretchr/testify from 1.8.2 to 1.8.4.\n * Bump github.com/prometheus/client_golang from 1.15.1 to 1.16.0.\n * Bump github.com/prometheus/client_golang from 1.16.0 to 1.17.0.\n * Bump golang.org/x/net from 0.10.0 to 0.17.0.\n * Bump github.com/prometheus/common from 0.44.0 to 0.55.0.\n * Bump github.com/spf13/viper from 1.16.0 to 1.19.0.\n * Bump actions/download-artifact from 3 to 4.1.7.\n * Bump github.com/prometheus/client_golang from 1.19.1 to 1.20.2.\n * Bump github.com/prometheus/common from 0.55.0 to 0.59.1.\n * Bump github.com/prometheus/client_golang from 1.20.2 to 1.20.4.\n * Bump github.com/prometheus/client_golang from 1.20.4 to 1.20.5.\n * Bump github.com/stretchr/testify from 1.9.0 to 1.10.0.\n * Bump golang.org/x/crypto from 0.26.0 to 0.31.0.\n * Full changelog: https://github.com/ClusterLabs/ha_cluster_exporter/compare/1.3.3...1.4.0\n","affected":[{"package":{"name":"prometheus-ha_cluster_exporter","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP5","purl":"pkg:rpm/suse/prometheus-ha_cluster_exporter&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.2-4.34.1"}]}],"ecosystem_specific":{"binaries":[{"prometheus-ha_cluster_exporter":"1.4.2-4.34.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3421-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20263421-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1266552"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-39821"}]}