{"id":"UBUNTU-CVE-2026-115638","details":"OpenStack Ironic through 39.0.1 allows a denial of service via a configdrive that results in a very large amount of uncompressed data, aka a gzip bomb.","modified":"2026-10-28T17:50:38Z","published":"2026-10-23T04:18:00Z","upstream":["CVE-2026-115638"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-115638"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-115638"},{"type":"REPORT","url":"https://bugs.launchpad.net/ironic/+bug/2171814"}],"affected":[{"package":{"name":"openstack","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/openstack?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.99.23","0.99.27","1.0.4","1.0.5","1.0.6","1.0.7.16.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.0.7.16.04.1","binary_name":"openstack"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-115638.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}