Description
An information-exposure vulnerability was discovered where openstack-mistral's undercloud log files containing clear-text information were made world readable. A malicious system user could exploit this flaw to access sensitive user information.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| [UNKNOWN] | openstack-mistral | — | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | mistral | 5.1.0-2 | — |
| Debian 14 | python-mistral-lib | 1.2.0-3 | — |
| Debian 14 | python-oslo.utils | 3.41.3-1 | — |
| Debian 13 | mistral | 5.1.0-2 | — |
| Debian 13 | python-mistral-lib | 1.2.0-3 | — |
| Debian 13 | python-oslo.utils | 3.41.3-1 | — |
| Debian 12 | mistral | 5.1.0-2 | — |
| Debian 12 | python-mistral-lib | 1.2.0-3 | — |
| Debian 12 | python-oslo.utils | 3.41.3-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | mistral | 6.0.0-0ubuntu1.1+esm1 | USN-7465-1 |
| Ubuntu Pro 18.04 LTS | python-mistral-lib | 0.4.0-0ubuntu1+esm1 | USN-7465-1 |
| Ubuntu Pro 16.04 LTS | mistral | 2.0.0-1ubuntu2+esm1 | USN-7465-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenStack 16 | python3-keystone +1 | 1:16.0.1-0.20191210095025.bd3f637.el8ost | RHEA-2020:0283 |
| Red Hat OpenStack 16 | python3-mistral +8 | 9.0.2-0.20191125120837.6651519.el8ost | RHEA-2020:0283 |
Advisories 2
- RHEA-2020:0283 Red Hat Enhancement Advisory: Red Hat OpenStack Platform 16.0 GA Red Hat Security Advisories (RHSA) · Aug 1, 2026
- USN-7465-1 mistral, python-mistral-lib vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026