What is RHSA-2026:42946?

RHSA-2026:42946 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: rhc-worker-playbook security, bug fix, and enhancement update

Which CVE IDs does RHSA-2026:42946 cover?

RHSA-2026:42946 covers the following CVE IDs: CVE-2026-27145, CVE-2026-33811. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:42946?

RHSA-2026:42946 has a CVSS v3 base score of 7.5, published by Red Hat Product Security.

RHSA-2026:42946HighCVSS 7.5

Red Hat Security Advisory: rhc-worker-playbook security, bug fix, and enhancement update

Vendor

Red Hat Product Security

Published

July 21, 2026

Last Modified

July 21, 2026

🔗 CVE IDs covered (2)

CVE-2026-27145 →CVE-2026-33811 →

📋 Description

CVE-2026-27145 — crypto/x509: golang: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries CVE-2026-33811 — net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME

🔗 References (6)

selfhttps://access.redhat.com/errata/RHSA-2026:42946
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2467822
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2484207
externalhttps://issues.redhat.com/browse/RHEL-208712
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_42946.json