{"id":"ALSA-2026:19186","summary":"Important: buildah security update","details":"The buildah package provides a tool for facilitating building OCI container images. Among other things, buildah enables you to: Create a working container, either from scratch or using an image as a starting point; Create an image, either from a working container or using the instructions in a Dockerfile; Build both Docker and OCI images.   \n\nSecurity Fix(es):  \n\n  * github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object (CVE-2026-34986)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","modified":"2026-05-26T16:00:18.436147339Z","published":"2026-05-19T00:00:00Z","related":["CVE-2026-34986"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:19186"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-34986"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2455470"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2026-19186.html"}],"affected":[{"package":{"name":"buildah","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/buildah"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.43.1-1.el9_8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:19186.json"}},{"package":{"name":"buildah-tests","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/buildah-tests"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.43.1-1.el9_8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:19186.json"}}],"schema_version":"1.7.5"}