Issued:
2026-05-07
Updated:
2026-05-07

RHSA-2026:14836 - Important: nginx security update

Synopsis

Important: nginx security update

Type/Severity

Security Advisory Important

Topic

An update for nginx is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage.

Security Fix(es):

  • nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files (CVE-2026-32647)

  • NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module (CVE-2026-27654)

  • NGINX: NGINX: Denial of Service due to memory corruption via crafted MP4 file (CVE-2026-27784)

  • NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled (CVE-2026-27651)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

ProductVersionArch
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions9.2x86_64
Red Hat Enterprise Linux for x86_64 - Extended Life Cycle9.2x86_64
Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle9.2ppc64le
Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle9.2s390x
Red Hat Enterprise Linux for IBM z Systems - 4 years of updates9.2s390x
Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle9.2aarch64
Red Hat Enterprise Linux for ARM 64 - 4 years of updates9.2aarch64
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions9.2ppc64le
Red Hat Enterprise Linux Server - AUS9.2x86_64

Updated Packages

  • nginx-core-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-mod-stream-debuginfo-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-core-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-debuginfo-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-mail-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-mod-http-xslt-filter-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-all-modules-1.20.1-14.el9_2.5.noarch.rpm
  • nginx-filesystem-1.20.1-14.el9_2.5.noarch.rpm
  • nginx-mod-stream-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-core-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-mod-stream-debuginfo-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-core-debuginfo-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-debuginfo-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-mod-http-image-filter-debuginfo-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-debugsource-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-stream-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-debugsource-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-mod-http-perl-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-stream-debuginfo-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-mod-http-perl-debuginfo-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-mod-stream-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-http-perl-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-debuginfo-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-http-perl-debuginfo-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-mod-http-xslt-filter-debuginfo-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-mod-http-image-filter-debuginfo-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-mod-mail-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-mod-http-perl-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-debugsource-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-mod-stream-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-mod-http-xslt-filter-debuginfo-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-core-debuginfo-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-core-debuginfo-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-mod-http-perl-debuginfo-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-mod-http-perl-debuginfo-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-core-debuginfo-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-mod-mail-debuginfo-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-mod-mail-debuginfo-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-mod-http-xslt-filter-debuginfo-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-mod-http-perl-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-mod-http-xslt-filter-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-mod-http-image-filter-debuginfo-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-http-xslt-filter-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-mod-http-xslt-filter-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-http-image-filter-debuginfo-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-mod-http-image-filter-1.20.1-14.el9_2.5.ppc64le.rpm
  • nginx-debuginfo-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-debugsource-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-mod-mail-debuginfo-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-mod-mail-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-1.20.1-14.el9_2.5.src.rpm
  • nginx-core-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-mod-mail-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-http-xslt-filter-debuginfo-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-mail-debuginfo-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-stream-debuginfo-1.20.1-14.el9_2.5.s390x.rpm
  • nginx-mod-http-image-filter-1.20.1-14.el9_2.5.x86_64.rpm
  • nginx-mod-http-image-filter-1.20.1-14.el9_2.5.aarch64.rpm
  • nginx-mod-http-image-filter-1.20.1-14.el9_2.5.s390x.rpm

Fixes

CVEs

References

Additional information