RHSA-2025:15727MediumCVSS 7.5

Red Hat Security Advisory: mod_http2 security update

Published
September 15, 2025
Last Modified
September 21, 2026

🔗 CVE IDs covered (1)

CVE-2025-49630 →

📋 Description

CVE-2025-49630 — httpd: mod_proxy_http2: untrusted input from a client causes an assertion to fail in the Apache mod_proxy_http2 module

🎯 Affected products14

  • Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-0:2.0.26-2.el9_4.2.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-0:2.0.26-2.el9_4.2.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-0:2.0.26-2.el9_4.2.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-0:2.0.26-2.el9_4.2.src as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-0:2.0.26-2.el9_4.2.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-debuginfo-0:2.0.26-2.el9_4.2.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-debuginfo-0:2.0.26-2.el9_4.2.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-debuginfo-0:2.0.26-2.el9_4.2.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-debuginfo-0:2.0.26-2.el9_4.2.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-debugsource-0:2.0.26-2.el9_4.2.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-debugsource-0:2.0.26-2.el9_4.2.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-debugsource-0:2.0.26-2.el9_4.2.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • mod_http2-debugsource-0:2.0.26-2.el9_4.2.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)

✅ 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: No mitigation is currently available that meets Red Hat Product Security’s standards for usability, deployment, applicability, or stability.

🔗 References (4)