RHSA-2026:67128HighCVSS 8.1

Red Hat Security Advisory: delve security update

Published
September 14, 2026
Last Modified
September 17, 2026

🔗 CVE IDs covered (6)

CVE-2026-56862 →CVE-2026-33818 →CVE-2026-56853 →CVE-2026-56858 →CVE-2026-56859 →CVE-2026-56860 →

📋 Description

CVE-2026-33818 — encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal CVE-2026-56853 — net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service CVE-2026-56858 — html/template: golang: Go html/template: Cross-Site Scripting via pathological input CVE-2026-56859 — encoding/xml: golang: Go: Denial of Service via XML decoding recursion depth issue CVE-2026-56860 — net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution CVE-2026-56862 — crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

🎯 Affected products11

  • Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • delve-0:1.26.1-1.el9_6.1.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • delve-0:1.26.1-1.el9_6.1.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • delve-0:1.26.1-1.el9_6.1.src as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • delve-0:1.26.1-1.el9_6.1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • delve-debuginfo-0:1.26.1-1.el9_6.1.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • delve-debuginfo-0:1.26.1-1.el9_6.1.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • delve-debuginfo-0:1.26.1-1.el9_6.1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • delve-debugsource-0:1.26.1-1.el9_6.1.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • delve-debugsource-0:1.26.1-1.el9_6.1.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)
  • delve-debugsource-0:1.26.1-1.el9_6.1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.6)

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

🔗 References (9)