cifs-utils: A flaw was found in cifs-utils in versions before 6.13
CVE-2021-20208 is fixed in cifs-utils on 1 platform, first by cifs-utils 2:6.8-1ubuntu1.2, released April 27, 2022. It is not reported as exploited. Patch Radar priority: Routine.
A flaw was found in cifs-utils in versions before 6.13. A user when mounting a krb5 CIFS file system from within a container can use Kerberos credentials of the host. The highest threat from this vulnerability is to data confidentiality and integrity.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| cifs-utils · Ubuntu 18.04.6 LTS (bionic) | 2:6.8-1ubuntu1.2 | cifs-utils 2:6.8-1ubuntu1.2 | Apr 27, 2022 |
| cifs-utils · Ubuntu 20.04 LTS (focal) | 2:6.9-1ubuntu0.2 | cifs-utils 2:6.9-1ubuntu0.2 | Apr 27, 2022 |
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