Red Hat Security Advisory: fence-agents security update
The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster. For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
The fence-agents packages, which provide scripts for remote power management in cluster environments on Red Hat Enterprise Linux 9 and its variants, are affected by CVE-2024-37891. This vulnerability is related to urllib3 improperly handling proxy-authorization headers during cross-origin redirects, which could lead to unintended exposure of credentials or related security issues in cluster fencing operations. Red Hat has released a security update (RHSA-2024:4422) to fix this issue. The advisory rates the impact as moderate and applies to multiple Red Hat Enterprise Linux 9 variants including AppStream, HighAvailability, and ResilientStorage.
Potential Impact
The vulnerability affects the security of remote power management scripts used in high-availability clusters, potentially allowing sensitive proxy-authorization headers to be leaked during cross-origin redirects. This could undermine the reliability and security of fencing operations that isolate failed or unreachable nodes in a cluster. The issue is rated as moderate severity by Red Hat Product Security.
Mitigation Recommendations
Red Hat has released an official security update (RHSA-2024:4422) for fence-agents in Red Hat Enterprise Linux 9 and related variants to address CVE-2024-37891. Users should apply this update promptly following Red Hat's published guidance at https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official patch.
Red Hat Security Advisory: fence-agents security update
Description
The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster. For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The fence-agents packages, which provide scripts for remote power management in cluster environments on Red Hat Enterprise Linux 9 and its variants, are affected by CVE-2024-37891. This vulnerability is related to urllib3 improperly handling proxy-authorization headers during cross-origin redirects, which could lead to unintended exposure of credentials or related security issues in cluster fencing operations. Red Hat has released a security update (RHSA-2024:4422) to fix this issue. The advisory rates the impact as moderate and applies to multiple Red Hat Enterprise Linux 9 variants including AppStream, HighAvailability, and ResilientStorage.
Potential Impact
The vulnerability affects the security of remote power management scripts used in high-availability clusters, potentially allowing sensitive proxy-authorization headers to be leaked during cross-origin redirects. This could undermine the reliability and security of fencing operations that isolate failed or unreachable nodes in a cluster. The issue is rated as moderate severity by Red Hat Product Security.
Mitigation Recommendations
Red Hat has released an official security update (RHSA-2024:4422) for fence-agents in Red Hat Enterprise Linux 9 and related variants to address CVE-2024-37891. Users should apply this update promptly following Red Hat's published guidance at https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official patch.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2024:9985
- Cve Count
- 1
Threat ID: 6a1f4e82e29bf47b5007cdc2
Added to database: 06/02/2026, 21:43:30 UTC
Last enriched: 07/04/2026, 01:31:56 UTC
Last updated: 09/10/2026, 19:36:48 UTC
Views: 133
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