RHSA-2025:3016HighCVSS 9.8

Red Hat Security Advisory: php:7.4 security update

Published
March 18, 2025
Last Modified
August 6, 2026

🔗 CVE IDs covered (1)

CVE-2021-21708 →

📋 Description

CVE-2021-21708 — php: Use after free due to php_filter_float() failing for ints

🎯 Affected products200

  • Red Hat Enterprise Linux AppStream AUS (v.8.6)
  • Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • Red Hat Enterprise Linux AppStream TUS (v.8.6)
  • apcu-panel-0:5.1.18-1.module+el8.3.0+6678+b09f589e.noarch (php:7.4) as a component of Red Hat Enterprise Linux AppStream AUS (v.8.6)
  • apcu-panel-0:5.1.18-1.module+el8.3.0+6678+b09f589e.noarch (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • apcu-panel-0:5.1.18-1.module+el8.3.0+6678+b09f589e.noarch (php:7.4) as a component of Red Hat Enterprise Linux AppStream TUS (v.8.6)
  • libzip-0:1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-0:1.6.1-1.module+el8.3.0+6678+b09f589e.ppc64le (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-0:1.6.1-1.module+el8.3.0+6678+b09f589e.s390x (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-0:1.6.1-1.module+el8.3.0+6678+b09f589e.src (php:7.4) as a component of Red Hat Enterprise Linux AppStream AUS (v.8.6)
  • libzip-0:1.6.1-1.module+el8.3.0+6678+b09f589e.src (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-0:1.6.1-1.module+el8.3.0+6678+b09f589e.src (php:7.4) as a component of Red Hat Enterprise Linux AppStream TUS (v.8.6)
  • libzip-0:1.6.1-1.module+el8.3.0+6678+b09f589e.x86_64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream AUS (v.8.6)
  • libzip-0:1.6.1-1.module+el8.3.0+6678+b09f589e.x86_64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-0:1.6.1-1.module+el8.3.0+6678+b09f589e.x86_64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream TUS (v.8.6)
  • libzip-debuginfo-0:1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-debuginfo-0:1.6.1-1.module+el8.3.0+6678+b09f589e.ppc64le (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-debuginfo-0:1.6.1-1.module+el8.3.0+6678+b09f589e.s390x (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-debuginfo-0:1.6.1-1.module+el8.3.0+6678+b09f589e.x86_64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream AUS (v.8.6)
  • libzip-debuginfo-0:1.6.1-1.module+el8.3.0+6678+b09f589e.x86_64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-debuginfo-0:1.6.1-1.module+el8.3.0+6678+b09f589e.x86_64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream TUS (v.8.6)
  • libzip-debugsource-0:1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-debugsource-0:1.6.1-1.module+el8.3.0+6678+b09f589e.ppc64le (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-debugsource-0:1.6.1-1.module+el8.3.0+6678+b09f589e.s390x (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-debugsource-0:1.6.1-1.module+el8.3.0+6678+b09f589e.x86_64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream AUS (v.8.6)
  • libzip-debugsource-0:1.6.1-1.module+el8.3.0+6678+b09f589e.x86_64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-debugsource-0:1.6.1-1.module+el8.3.0+6678+b09f589e.x86_64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream TUS (v.8.6)
  • libzip-devel-0:1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64 (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-devel-0:1.6.1-1.module+el8.3.0+6678+b09f589e.ppc64le (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • libzip-devel-0:1.6.1-1.module+el8.3.0+6678+b09f589e.s390x (php:7.4) as a component of Red Hat Enterprise Linux AppStream E4S (v.8.6)
  • +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

🔗 References (4)