ALSA-2026%3A1239
Record from OSV · Published January 26, 2026
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. Security Fix(es): * urllib3: urllib3: Unbounded decompression chain leads to resource exhaustion (CVE-2025-66418) * urllib3: urllib3 Streaming API improperly handles highly compressed data (CVE-2025-66471) * urllib3: urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API) (CVE-2026-21441) 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.
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| fence-agents-zvm | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-apc-snmp | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-hpblade | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-scsi | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-azure-arm | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-ibm-vpc | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-sbd | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-common | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-gce | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-ipdu | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-aliyun | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
| fence-agents-vmware-soap | AlmaLinux:9 | 4.10.0-98.el9_7.4 |
44 more packages have a fixed version. See every fix in Lookup.
Risk scores
Affected products
| Vendor | Product | Versions |
|---|---|---|
| AlmaLinux:9 | fence-agents-apc-snmp | 0 |
| AlmaLinux:9 | fence-agents-scsi | 0 |
| AlmaLinux:9 | fence-agents-azure-arm | 0 |
| AlmaLinux:9 | fence-agents-ipdu | 0 |
| AlmaLinux:9 | fence-agents-vmware-soap | 0 |
| AlmaLinux:9 | fence-agents-rhevm | 0 |
| AlmaLinux:9 | fence-agents-sbd | 0 |
| AlmaLinux:9 | fence-agents-brocade | 0 |
| AlmaLinux:9 | fence-agents-heuristics-ping | 0 |
| AlmaLinux:9 | fence-agents-vmware-rest | 0 |
| AlmaLinux:9 | fence-agents-zvm | 0 |
| AlmaLinux:9 | fence-agents-openstack | 0 |
| AlmaLinux:9 | fence-agents-drac5 | 0 |
| AlmaLinux:9 | fence-agents-eps | 0 |
| AlmaLinux:9 | fence-agents-hpblade | 0 |
| AlmaLinux:9 | fence-agents-redfish | 0 |
| AlmaLinux:9 | fence-agents-ilo2 | 0 |
| AlmaLinux:9 | fence-agents-eaton-snmp | 0 |
| AlmaLinux:9 | fence-agents-cisco-ucs | 0 |
| AlmaLinux:9 | fence-agents-wti | 0 |
…and 36 more
Timeline
- Jan 26, 2026 CVE Published
- Feb 2, 2026 CVE Updated
- Mar 6, 2026 Distribution Patch (2 in total, the first dated here)
- Mar 12, 2026 Security Advisory
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln ALSA-2026%3A1239
vulnetix vdb fixes ALSA-2026%3A1239Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
"https://api.vdb.vulnetix.com/v2/vuln/ALSA-2026%253A1239/fixes/registry"The Community plan is free and allows 50 queries a day. Get a free API key · API quickstart
References
- https://access.redhat.com/errata/RHSA-2026:1239 advisory
- https://access.redhat.com/security/cve/CVE-2025-66418 report
- https://access.redhat.com/security/cve/CVE-2025-66471 report
- https://access.redhat.com/security/cve/CVE-2026-21441 report
- https://bugzilla.redhat.com/2419455 report
- https://bugzilla.redhat.com/2419467 report
- https://bugzilla.redhat.com/2427726 report
- https://errata.almalinux.org/9/ALSA-2026-1239.html advisory