{"schema_version": "1.7.0", "id": "RLSA-2026:97644", "modified": "2026-11-13T06:06:51.518524Z", "published": "2026-11-13T06:05:11.003704Z", "upstream": ["CVE-2026-27145", "CVE-2026-33811"], "summary": "Important: containernetworking-plugins security, bug fix, and enhancement update", "details": "The Container Network Interface (CNI) project consists of a specification and libraries for writing plug-ins for configuring network interfaces in Linux containers, along with a number of supported plug-ins. CNI concerns itself only with network connectivity of containers and removing allocated resources when the container is deleted. \n\nSecurity Fix(es):\n\n* net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811)\n\n* crypto/x509: golang: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries (CVE-2026-27145)\n\nBug Fix(es) and Enhancement(s):\n\n* containernetworking-plugins - update to the latest upstream release (JIRA:Rocky Linux-212439)\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\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 9 Release Notes linked from the References section.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins-debuginfo", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins-debuginfo?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins-debugsource", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins-debugsource?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins-debuginfo", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins-debuginfo?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins-debugsource", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins-debugsource?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins-debuginfo", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins-debuginfo?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins-debugsource", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins-debugsource?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins-debuginfo", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins-debuginfo?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "containernetworking-plugins-debugsource", "purl": "pkg:rpm/rocky-linux/containernetworking-plugins-debugsource?distro=rocky-linux-9&epoch=1"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "1:1.9.1-2.el9"}], "database_specific": {"yum_repository": "AppStream"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:97644"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467822"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2484207"}, {"type": "ADVISORY", "url": "https://access.redhat.com/errata/RHSA-2026:97644"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}], "database_specific": {"license": "CC-BY-4.0", "license_url": "https://creativecommons.org/licenses/by/4.0/", "source_advisory": "RHSA-2026:97644"}}