RHSA-2022:1137HighCVSS 9.8

Red Hat Security Advisory: httpd security update

Published
April 1, 2022
Last Modified
November 9, 2026

🔗 CVE IDs covered (2)

CVE-2021-44790 →CVE-2022-22720 →

📋 Description

CVE-2021-44790 — httpd: mod_lua: Possible buffer overflow when parsing multipart content CVE-2022-22720 — httpd: Errors encountered during the discarding of request body lead to HTTP request smuggling

🎯 Affected products48

  • Red Hat Enterprise Linux Server AUS (v. 7.7)
  • Red Hat Enterprise Linux Server E4S (v. 7.7)
  • Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • Red Hat Enterprise Linux Server Optional E4S (v. 7.7)
  • Red Hat Enterprise Linux Server Optional TUS (v. 7.7)
  • Red Hat Enterprise Linux Server TUS (v. 7.7)
  • httpd-0:2.4.6-90.el7_7.3.ppc64le as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • httpd-0:2.4.6-90.el7_7.3.src as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • httpd-0:2.4.6-90.el7_7.3.src as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • httpd-0:2.4.6-90.el7_7.3.src as a component of Red Hat Enterprise Linux Server TUS (v. 7.7)
  • httpd-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • httpd-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • httpd-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server TUS (v. 7.7)
  • httpd-debuginfo-0:2.4.6-90.el7_7.3.ppc64le as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • httpd-debuginfo-0:2.4.6-90.el7_7.3.ppc64le as a component of Red Hat Enterprise Linux Server Optional E4S (v. 7.7)
  • httpd-debuginfo-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • httpd-debuginfo-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • httpd-debuginfo-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 7.7)
  • httpd-debuginfo-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server Optional E4S (v. 7.7)
  • httpd-debuginfo-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server Optional TUS (v. 7.7)
  • httpd-debuginfo-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server TUS (v. 7.7)
  • httpd-devel-0:2.4.6-90.el7_7.3.ppc64le as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • httpd-devel-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • httpd-devel-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • httpd-devel-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server TUS (v. 7.7)
  • httpd-manual-0:2.4.6-90.el7_7.3.noarch as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • httpd-manual-0:2.4.6-90.el7_7.3.noarch as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • httpd-manual-0:2.4.6-90.el7_7.3.noarch as a component of Red Hat Enterprise Linux Server TUS (v. 7.7)
  • httpd-tools-0:2.4.6-90.el7_7.3.ppc64le as a component of Red Hat Enterprise Linux Server E4S (v. 7.7)
  • httpd-tools-0:2.4.6-90.el7_7.3.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 7.7)
  • +18 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. Workaround: There are currently no known mitigations for this issue.

🔗 References (5)