VDB

RHSA-2026:76795

RHSA-2026:76795 PUBLISHED CVSS 8.100000381469727 HIGH

Record from redhat · Published October 6, 2026

A certificate validation flaw has been discovered in the golang crypto/x509 module. When verifying a certificate chain which contains a certificate containing multiple email address constraints which share common local portions but different domain portions, these constraints will not be properly applied, and only the last constraint will be considered.

Risk scores

CVSS 3.1
8.100000381469727
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Affected products

VendorProductVersions
Red Hatgrafana-debuginfo-0:9.2.10-28.el9_4.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-selinux-0:9.2.10-28.el9_4.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-0:9.2.10-28.el9_4.src as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-0:9.2.10-28.el9_4.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-debugsource-0:9.2.10-28.el9_4.s390x as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-selinux-0:9.2.10-28.el9_4.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-debuginfo-0:9.2.10-28.el9_4.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-debugsource-0:9.2.10-28.el9_4.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-selinux-0:9.2.10-28.el9_4.s390x as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-0:9.2.10-28.el9_4.s390x as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-debuginfo-0:9.2.10-28.el9_4.aarch64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-debuginfo-0:9.2.10-28.el9_4.s390x as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-debugsource-0:9.2.10-28.el9_4.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-0:9.2.10-28.el9_4.aarch64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-debugsource-0:9.2.10-28.el9_4.aarch64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-selinux-0:9.2.10-28.el9_4.aarch64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4
Red Hatgrafana-0:9.2.10-28.el9_4.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)0:9.2.10-28.el9_4

Timeline

  • Oct 6, 2026 CVE Published
  • Nov 1, 2026 CVE Updated
  • Nov 1, 2026 Distribution Patch (2 in total, the first dated here)
  • Nov 1, 2026 Security Advisory (16 in total, the first dated here)

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln RHSA-2026:76795
vulnetix vdb fixes RHSA-2026:76795

Or 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/RHSA-2026%3A76795/fixes/registry"

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References

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