{"id":"UBUNTU-CVE-2026-94572","details":"In OpenStack Octavia before 18.0.1, the Amphora provider driver did not validate the listener and pool tls_ciphers field for control characters. The value is written verbatim into the HAProxy configuration generated on the amphora, and thus an authenticated project member who owns a TLS-enabled load balancer can embed a newline and inject arbitrary HAProxy configuration directives. Only deployments using the Amphora provider are affected.","modified":"2026-09-22T22:58:15.089497359Z","published":"2026-09-22T00:00:00Z","upstream":["CVE-2026-94572"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-94572"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-94572"},{"type":"REPORT","url":"https://bugs.launchpad.net/octavia/+bug/2167565"},{"type":"REPORT","url":"https://bugs.launchpad.net/octavia/+bug/2162101"},{"type":"REPORT","url":"https://bugs.launchpad.net/octavia/+bug/2162103"},{"type":"REPORT","url":"https://security.openstack.org/ossa/OSSA-2026-039.html"},{"type":"REPORT","url":"https://opendev.org/openstack/octavia/commit/cad62902e4984a46ad80cbfa943e90006d8d599d"},{"type":"REPORT","url":"https://bugs.debian.org/1148175"},{"type":"REPORT","url":"https://openwall.com/lists/oss-security/2026/09/21/6"}],"affected":[{"package":{"name":"octavia","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/octavia?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.0.0-0ubuntu1","6.0.0~b1~git2019121614.45cb1e4e-0ubuntu1","6.0.0~b2~git2020020614.005cd1e6-0ubuntu1","6.0.0~b2~git2020020614.005cd1e6-0ubuntu2","6.0.0~b3~git2020032609.73fca169-0ubuntu1","6.0.0~b3~git2020041014.771a5d87-0ubuntu1","6.0.0-0ubuntu0.20.04.1","6.0.0-0ubuntu0.20.04.2","6.1.0-0ubuntu1","6.2.0-0ubuntu1","6.2.1-0ubuntu1","6.2.1-0ubuntu2","6.2.2-0ubuntu1","6.2.2-0ubuntu1.1"],"ecosystem_specific":{"binaries":[{"binary_name":"amphora-agent","binary_version":"6.2.2-0ubuntu1.1"},{"binary_version":"6.2.2-0ubuntu1.1","binary_name":"octavia-api"},{"binary_version":"6.2.2-0ubuntu1.1","binary_name":"octavia-common"},{"binary_name":"octavia-driver-agent","binary_version":"6.2.2-0ubuntu1.1"},{"binary_version":"6.2.2-0ubuntu1.1","binary_name":"octavia-health-manager"},{"binary_version":"6.2.2-0ubuntu1.1","binary_name":"octavia-housekeeping"},{"binary_name":"octavia-worker","binary_version":"6.2.2-0ubuntu1.1"},{"binary_name":"python3-octavia","binary_version":"6.2.2-0ubuntu1.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94572.json"}},{"package":{"name":"octavia","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/octavia?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:9.0.0-0ubuntu1","1:9.0.0+git2021120816.ab3c3ef7-0ubuntu1","1:9.0.1+git2022011217.27e5b27d-0ubuntu1","1:9.0.1+git2022030314.328ffbab-0ubuntu1","1:10.0.0-0ubuntu1","1:10.1.0-0ubuntu1","1:10.1.1-0ubuntu1","1:10.1.1-0ubuntu1.1","1:10.1.1-0ubuntu1.2","1:10.1.1-0ubuntu1.3","1:10.1.1-0ubuntu1.4"],"ecosystem_specific":{"binaries":[{"binary_version":"1:10.1.1-0ubuntu1.4","binary_name":"amphora-agent"},{"binary_version":"1:10.1.1-0ubuntu1.4","binary_name":"octavia-api"},{"binary_name":"octavia-common","binary_version":"1:10.1.1-0ubuntu1.4"},{"binary_name":"octavia-driver-agent","binary_version":"1:10.1.1-0ubuntu1.4"},{"binary_name":"octavia-health-manager","binary_version":"1:10.1.1-0ubuntu1.4"},{"binary_name":"octavia-housekeeping","binary_version":"1:10.1.1-0ubuntu1.4"},{"binary_version":"1:10.1.1-0ubuntu1.4","binary_name":"octavia-worker"},{"binary_name":"python3-octavia","binary_version":"1:10.1.1-0ubuntu1.4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94572.json"}},{"package":{"name":"octavia","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/octavia?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:13.0.0-0ubuntu1","1:13.0.0+git2024011917.5750e451-0ubuntu1","1:14.0.0~rc1-0ubuntu1","1:14.0.0-0ubuntu1","1:14.0.0-0ubuntu1.1","1:14.0.0-0ubuntu1.2","1:14.0.0-0ubuntu1.3","1:14.0.0-0ubuntu1.4","1:14.0.0-0ubuntu1.5"],"ecosystem_specific":{"binaries":[{"binary_name":"amphora-agent","binary_version":"1:14.0.0-0ubuntu1.5"},{"binary_name":"octavia-api","binary_version":"1:14.0.0-0ubuntu1.5"},{"binary_name":"octavia-common","binary_version":"1:14.0.0-0ubuntu1.5"},{"binary_version":"1:14.0.0-0ubuntu1.5","binary_name":"octavia-driver-agent"},{"binary_version":"1:14.0.0-0ubuntu1.5","binary_name":"octavia-health-manager"},{"binary_name":"octavia-housekeeping","binary_version":"1:14.0.0-0ubuntu1.5"},{"binary_name":"octavia-worker","binary_version":"1:14.0.0-0ubuntu1.5"},{"binary_name":"python3-octavia","binary_version":"1:14.0.0-0ubuntu1.5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94572.json"}},{"package":{"name":"octavia","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/octavia?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:17.0.0-0ubuntu1","1:17.0.0+git20260116.e805a93-0ubuntu1","1:18.0.0~rc1-0ubuntu2","1:18.0.0-0ubuntu1","1:18.0.0-0ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_name":"amphora-agent","binary_version":"1:18.0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