Apache · Apache Hadoop · CVE-2018-11768
**Name of the Vulnerable Software and Affected Versions**
Apache Hadoop versions 2.0.0-alpha through 2.8.4
Apache Hadoop versions 2.9.0 through 2.9.1
Apache Hadoop versions 3.0.0-alpha1 through 3.0.3
Apache Hadoop versions 3.1.0 through 3.1.1
**Description**
The user/group information can be corrupted when storing in fsimage and reading back from fsimage.
**Recommendations**
For versions 2.0.0-alpha through 2.8.4, update to a version outside of this range to resolve the issue.
For versions 2.9.0 through 2.9.1, update to a version outside of this range to resolve the issue.
For versions 3.0.0-alpha1 through 3.0.3, update to a version outside of this range to resolve the issue.
For versions 3.1.0 through 3.1.1, update to a version outside of this range to resolve the issue.