RHSA-2022:0258HighCVSS 9.8

Red Hat Security Advisory: httpd:2.4 security update

Published
January 25, 2022
Last Modified
November 9, 2026

🔗 CVE IDs covered (1)

CVE-2021-44790 →

📋 Description

CVE-2021-44790 — httpd: mod_lua: Possible buffer overflow when parsing multipart content

🎯 Affected products200

  • Red Hat Enterprise Linux AppStream (v. 8)
  • Red Hat Enterprise Linux AppStream EUS (v. 8.2)
  • Red Hat Enterprise Linux AppStream EUS (v.8.4)
  • httpd-0:2.4.37-21.module+el8.2.0+13808+dea277df.3.aarch64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.2)
  • httpd-0:2.4.37-21.module+el8.2.0+13808+dea277df.3.ppc64le (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.2)
  • httpd-0:2.4.37-21.module+el8.2.0+13808+dea277df.3.s390x (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.2)
  • httpd-0:2.4.37-21.module+el8.2.0+13808+dea277df.3.src (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.2)
  • httpd-0:2.4.37-21.module+el8.2.0+13808+dea277df.3.x86_64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.2)
  • httpd-0:2.4.37-39.module+el8.4.0+13807+c8c001ae.3.aarch64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)
  • httpd-0:2.4.37-39.module+el8.4.0+13807+c8c001ae.3.ppc64le (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)
  • httpd-0:2.4.37-39.module+el8.4.0+13807+c8c001ae.3.s390x (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)
  • httpd-0:2.4.37-39.module+el8.4.0+13807+c8c001ae.3.src (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)
  • httpd-0:2.4.37-39.module+el8.4.0+13807+c8c001ae.3.x86_64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)
  • httpd-0:2.4.37-43.module+el8.5.0+13806+b30d9eec.1.aarch64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • httpd-0:2.4.37-43.module+el8.5.0+13806+b30d9eec.1.ppc64le (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • httpd-0:2.4.37-43.module+el8.5.0+13806+b30d9eec.1.s390x (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • httpd-0:2.4.37-43.module+el8.5.0+13806+b30d9eec.1.src (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • httpd-0:2.4.37-43.module+el8.5.0+13806+b30d9eec.1.x86_64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • httpd-debuginfo-0:2.4.37-21.module+el8.2.0+13808+dea277df.3.aarch64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.2)
  • httpd-debuginfo-0:2.4.37-21.module+el8.2.0+13808+dea277df.3.ppc64le (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.2)
  • httpd-debuginfo-0:2.4.37-21.module+el8.2.0+13808+dea277df.3.s390x (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.2)
  • httpd-debuginfo-0:2.4.37-21.module+el8.2.0+13808+dea277df.3.x86_64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.2)
  • httpd-debuginfo-0:2.4.37-39.module+el8.4.0+13807+c8c001ae.3.aarch64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)
  • httpd-debuginfo-0:2.4.37-39.module+el8.4.0+13807+c8c001ae.3.ppc64le (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)
  • httpd-debuginfo-0:2.4.37-39.module+el8.4.0+13807+c8c001ae.3.s390x (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)
  • httpd-debuginfo-0:2.4.37-39.module+el8.4.0+13807+c8c001ae.3.x86_64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream EUS (v.8.4)
  • httpd-debuginfo-0:2.4.37-43.module+el8.5.0+13806+b30d9eec.1.aarch64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • httpd-debuginfo-0:2.4.37-43.module+el8.5.0+13806+b30d9eec.1.ppc64le (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • httpd-debuginfo-0:2.4.37-43.module+el8.5.0+13806+b30d9eec.1.s390x (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • httpd-debuginfo-0:2.4.37-43.module+el8.5.0+13806+b30d9eec.1.x86_64 (httpd:2.4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • +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 After installing the updated packages, the httpd daemon will be restarted automatically. Workaround: Disabling mod_lua and restarting httpd will mitigate this flaw. See https://access.redhat.com/articles/10649 for more information.

🔗 References (4)