RHSA-2026:49914LowCVSS 5.6

Red Hat Security Advisory: php8.4 security, bug fix, and enhancement update

Published
August 4, 2026
Last Modified
November 5, 2026

🔗 CVE IDs covered (1)

CVE-2026-14355 →

📋 Description

CVE-2026-14355 — php: ext/openssl: memory corruption in openssl_encrypt with AES-WRAP-PAD

🎯 Affected products200

  • Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-0:8.4.23-1.el10_2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-0:8.4.23-1.el10_2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-0:8.4.23-1.el10_2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-0:8.4.23-1.el10_2.src as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-0:8.4.23-1.el10_2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-bcmath-0:8.4.23-1.el10_2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-bcmath-0:8.4.23-1.el10_2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-bcmath-0:8.4.23-1.el10_2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-bcmath-0:8.4.23-1.el10_2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-bcmath-debuginfo-0:8.4.23-1.el10_2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-bcmath-debuginfo-0:8.4.23-1.el10_2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-bcmath-debuginfo-0:8.4.23-1.el10_2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-bcmath-debuginfo-0:8.4.23-1.el10_2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-cli-0:8.4.23-1.el10_2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-cli-0:8.4.23-1.el10_2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-cli-0:8.4.23-1.el10_2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-cli-0:8.4.23-1.el10_2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-cli-debuginfo-0:8.4.23-1.el10_2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-cli-debuginfo-0:8.4.23-1.el10_2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-cli-debuginfo-0:8.4.23-1.el10_2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-cli-debuginfo-0:8.4.23-1.el10_2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-common-0:8.4.23-1.el10_2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-common-0:8.4.23-1.el10_2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-common-0:8.4.23-1.el10_2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-common-0:8.4.23-1.el10_2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-common-debuginfo-0:8.4.23-1.el10_2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-common-debuginfo-0:8.4.23-1.el10_2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-common-debuginfo-0:8.4.23-1.el10_2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • php8.4-common-debuginfo-0:8.4.23-1.el10_2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • +170 more not shown

✅ 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: To mitigate this vulnerability, do not use the AES-WRAP-PAD algorithm, by switching to a secure alternative.

🔗 References (5)