CVE-2026-94572

octavia: In OpenStack Octavia before 18.0.1, the Amphora provider driver did not validate the listener and pool tls_ciphers fi...

CVE-2026-94572 is fixed in 9 products on 1 platform, first by amphora-agent 1:18.0.0-0ubuntu2.1, released September 21, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0053
45th percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
amphora-agent · Ubuntu 22.04.1 LTS (jammy) 1:10.1.1-0ubuntu1.5 amphora-agent 1:10.1.1-0ubuntu1.5 Sep 25, 2026
amphora-agent · Ubuntu 24.04.5 LTS (noble) 1:14.0.0-0ubuntu1.6 amphora-agent 1:14.0.0-0ubuntu1.6 Sep 25, 2026
amphora-agent · Ubuntu 26.04.1 LTS (resolute) 1:18.0.0-0ubuntu2.1 amphora-agent 1:18.0.0-0ubuntu2.1 Sep 21, 2026
octavia · Debian 14 18.0.0-4 DEBIAN-CVE-2026-94572 Sep 22, 2026
octavia-api · Ubuntu 22.04.1 LTS (jammy) 1:10.1.1-0ubuntu1.5 octavia-api 1:10.1.1-0ubuntu1.5 Sep 25, 2026
octavia-api · Ubuntu 24.04.5 LTS (noble) 1:14.0.0-0ubuntu1.6 octavia-api 1:14.0.0-0ubuntu1.6 Sep 25, 2026
octavia-api · Ubuntu 26.04.1 LTS (resolute) 1:18.0.0-0ubuntu2.1 octavia-api 1:18.0.0-0ubuntu2.1 Sep 21, 2026
octavia-common · Ubuntu 22.04.1 LTS (jammy) 1:10.1.1-0ubuntu1.5 octavia-common 1:10.1.1-0ubuntu1.5 Sep 25, 2026
octavia-common · Ubuntu 24.04.5 LTS (noble) 1:14.0.0-0ubuntu1.6 octavia-common 1:14.0.0-0ubuntu1.6 Sep 25, 2026
octavia-common · Ubuntu 26.04.1 LTS (resolute) 1:18.0.0-0ubuntu2.1 octavia-common 1:18.0.0-0ubuntu2.1 Sep 21, 2026
octavia-driver-agent · Ubuntu 22.04.1 LTS (jammy) 1:10.1.1-0ubuntu1.5 octavia-driver-agent 1:10.1.1-0ubuntu1.5 Sep 25, 2026
octavia-driver-agent · Ubuntu 24.04.5 LTS (noble) 1:14.0.0-0ubuntu1.6 octavia-driver-agent 1:14.0.0-0ubuntu1.6 Sep 25, 2026
octavia-driver-agent · Ubuntu 26.04.1 LTS (resolute) 1:18.0.0-0ubuntu2.1 octavia-driver-agent 1:18.0.0-0ubuntu2.1 Sep 21, 2026
octavia-health-manager · Ubuntu 22.04.1 LTS (jammy) 1:10.1.1-0ubuntu1.5 octavia-health-manager 1:10.1.1-0ubuntu1.5 Sep 25, 2026
octavia-health-manager · Ubuntu 24.04.5 LTS (noble) 1:14.0.0-0ubuntu1.6 octavia-health-manager 1:14.0.0-0ubuntu1.6 Sep 25, 2026
octavia-health-manager · Ubuntu 26.04.1 LTS (resolute) 1:18.0.0-0ubuntu2.1 octavia-health-manager 1:18.0.0-0ubuntu2.1 Sep 21, 2026
octavia-housekeeping · Ubuntu 22.04.1 LTS (jammy) 1:10.1.1-0ubuntu1.5 octavia-housekeeping 1:10.1.1-0ubuntu1.5 Sep 25, 2026
octavia-housekeeping · Ubuntu 24.04.5 LTS (noble) 1:14.0.0-0ubuntu1.6 octavia-housekeeping 1:14.0.0-0ubuntu1.6 Sep 25, 2026
octavia-housekeeping · Ubuntu 26.04.1 LTS (resolute) 1:18.0.0-0ubuntu2.1 octavia-housekeeping 1:18.0.0-0ubuntu2.1 Sep 21, 2026
octavia-worker · Ubuntu 22.04.1 LTS (jammy) 1:10.1.1-0ubuntu1.5 octavia-worker 1:10.1.1-0ubuntu1.5 Sep 25, 2026
octavia-worker · Ubuntu 24.04.5 LTS (noble) 1:14.0.0-0ubuntu1.6 octavia-worker 1:14.0.0-0ubuntu1.6 Sep 25, 2026
octavia-worker · Ubuntu 26.04.1 LTS (resolute) 1:18.0.0-0ubuntu2.1 octavia-worker 1:18.0.0-0ubuntu2.1 Sep 21, 2026
python3-octavia · Ubuntu 22.04.1 LTS (jammy) 1:10.1.1-0ubuntu1.5 python3-octavia 1:10.1.1-0ubuntu1.5 Sep 25, 2026
python3-octavia · Ubuntu 24.04.5 LTS (noble) 1:14.0.0-0ubuntu1.6 python3-octavia 1:14.0.0-0ubuntu1.6 Sep 25, 2026
python3-octavia · Ubuntu 26.04.1 LTS (resolute) 1:18.0.0-0ubuntu2.1 python3-octavia 1:18.0.0-0ubuntu2.1 Sep 21, 2026

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