Vulnerability in Red Hat Builds For Openshift
CVE-2025-8556
A flaw was found in CIRCL's implementation of the FourQ elliptic curve. This vulnerability allows an attacker to compromise session security via low-order point injection and incorrect point validation during Diffie-Hellman key exchange.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (39.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Red Hat Builds For Openshift
- Red Hat Custom Metric Autoscaler Operator For Openshift
- Red Hat Multicluster Global Hub
- Red Hat Openshift Pipelines
- Red Hat Openshift Serverless
- Red Hat Openshift Service Mesh 3
- Red Hat Advanced Cluster Management For Kubernetes 2
- Red Hat Advanced Cluster Security 4
- Red Hat Ceph Storage 5
- Red Hat Ceph Storage 6
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2025-8556 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking)
- github.com/cloudflare/circl
- github.com/cloudflare/circl/security/advisories/GHSA-2x5j-vhc8-9cwm
- github.com/cloudflare/circl/tree/v1.6.1
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2025-8556?
- CVE-2025-8556 is a low-severity vulnerability in Red Hat Builds For Openshift, classified under CWE-1287. CVSS score: 3.7/10. Published 2025-08-06.
- How severe is CVE-2025-8556?
- Low severity. CVSS v3 base score is 3.7 out of 10.