CVE-2019-10153
First published: Mon Jun 03 2019(Updated: )
A flaw was discovered in fence-agents, prior to version 4.3.4, where using non-ASCII characters in a guest VM's comment or other fields would cause fence_rhevm to exit with an exception. In cluster environments, this could lead to preventing automated recovery or otherwise denying service to clusters of which that VM is a member.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/fence-agents | <4.3.4 | 4.3.4 |
| Clusterlabs Fence-agents | <4.3.4 | |
| Redhat Enterprise Linux | =8.0 | |
| Redhat Enterprise Linux Server | =7.0 | |
| Redhat Enterprise Linux Workstation | =7.0 |
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Reference Links
- https://access.redhat.com/errata/RHSA-2019:2037
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10153
- https://github.com/ClusterLabs/fence-agents/pull/255
- https://github.com/ClusterLabs/fence-agents/pull/272
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1670460
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1716706
- https://access.redhat.com/security/cve/cve-2019-10153
- https://bugzilla.redhat.com/show_bug.cgi?id=1716286
Frequently Asked Questions
What is CVE-2019-10153?
CVE-2019-10153 is a vulnerability discovered in fence-agents, prior to version 4.3.4, where using non-ASCII characters in a guest VM's comment or other fields would cause fence_rhevm to exit with an exception.
How does CVE-2019-10153 impact cluster environments?
In cluster environments, CVE-2019-10153 could lead to preventing automated recovery or otherwise denying service to clusters.
What is the severity of CVE-2019-10153?
CVE-2019-10153 has a severity level of medium (5).
How do I fix CVE-2019-10153?
To fix CVE-2019-10153, upgrade to version 4.3.4 of fence-agents or later.
Where can I find more information about CVE-2019-10153?
You can find more information about CVE-2019-10153 on the Red Hat Security Advisory RHSA-2019:2037, Bugzilla entry, and GitHub pull request.
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