RLSA-2026:6906

Synopsis

Important: nginx security update

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.

Affected products

Rocky Linux 10 aarch64 Rocky Linux 10 ppc64le Rocky Linux 10 s390x Rocky Linux 10 x86_64

Fixes

2450776 2450791 2449598 2450785

CVEs

CVE-2026-27651 CVE-2026-27654 CVE-2026-27784 CVE-2026-32647

Affected packages

Rocky Linux 10 aarch64 - AppStream

nginx-all-modules-2:1.26.3-2.el10_1.1.noarch.rpm nginx-mod-stream-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-filesystem-2:1.26.3-2.el10_1.1.noarch.rpm nginx-mod-http-perl-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-mod-stream-debuginfo-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-debugsource-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-debuginfo-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-mod-mail-debuginfo-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-core-debuginfo-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-mod-http-xslt-filter-debuginfo-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-mod-http-perl-debuginfo-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-core-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-mod-http-xslt-filter-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-mod-http-image-filter-debuginfo-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-mod-mail-2:1.26.3-2.el10_1.1.aarch64.rpm nginx-2:1.26.3-2.el10_1.1.src.rpm nginx-mod-http-image-filter-2:1.26.3-2.el10_1.1.aarch64.rpm

Rocky Linux 10 ppc64le - AppStream

nginx-all-modules-2:1.26.3-2.el10_1.1.noarch.rpm nginx-core-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-mod-http-xslt-filter-debuginfo-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-mod-http-xslt-filter-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-mod-http-perl-debuginfo-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-mod-stream-debuginfo-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-filesystem-2:1.26.3-2.el10_1.1.noarch.rpm nginx-mod-http-perl-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-core-debuginfo-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-mod-http-image-filter-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-debuginfo-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-mod-mail-debuginfo-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-mod-stream-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-mod-http-image-filter-debuginfo-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-2:1.26.3-2.el10_1.1.src.rpm nginx-debugsource-2:1.26.3-2.el10_1.1.ppc64le.rpm nginx-mod-mail-2:1.26.3-2.el10_1.1.ppc64le.rpm

Rocky Linux 10 s390x - AppStream

nginx-all-modules-2:1.26.3-2.el10_1.1.noarch.rpm nginx-core-debuginfo-2:1.26.3-2.el10_1.1.s390x.rpm nginx-mod-http-xslt-filter-debuginfo-2:1.26.3-2.el10_1.1.s390x.rpm nginx-mod-mail-debuginfo-2:1.26.3-2.el10_1.1.s390x.rpm nginx-mod-mail-2:1.26.3-2.el10_1.1.s390x.rpm nginx-filesystem-2:1.26.3-2.el10_1.1.noarch.rpm nginx-core-2:1.26.3-2.el10_1.1.s390x.rpm nginx-2:1.26.3-2.el10_1.1.s390x.rpm nginx-mod-http-perl-debuginfo-2:1.26.3-2.el10_1.1.s390x.rpm nginx-mod-http-perl-2:1.26.3-2.el10_1.1.s390x.rpm nginx-mod-http-xslt-filter-2:1.26.3-2.el10_1.1.s390x.rpm nginx-mod-stream-debuginfo-2:1.26.3-2.el10_1.1.s390x.rpm nginx-mod-http-image-filter-debuginfo-2:1.26.3-2.el10_1.1.s390x.rpm nginx-mod-http-image-filter-2:1.26.3-2.el10_1.1.s390x.rpm nginx-2:1.26.3-2.el10_1.1.src.rpm nginx-debuginfo-2:1.26.3-2.el10_1.1.s390x.rpm nginx-mod-stream-2:1.26.3-2.el10_1.1.s390x.rpm nginx-debugsource-2:1.26.3-2.el10_1.1.s390x.rpm

Rocky Linux 10 x86_64 - AppStream

nginx-all-modules-2:1.26.3-2.el10_1.1.noarch.rpm nginx-mod-http-image-filter-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-filesystem-2:1.26.3-2.el10_1.1.noarch.rpm nginx-mod-mail-debuginfo-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-mod-http-xslt-filter-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-mod-mail-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-mod-stream-debuginfo-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-core-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-mod-http-xslt-filter-debuginfo-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-mod-http-perl-debuginfo-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-debugsource-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-debuginfo-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-mod-http-image-filter-debuginfo-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-2:1.26.3-2.el10_1.1.src.rpm nginx-mod-http-perl-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-mod-stream-2:1.26.3-2.el10_1.1.x86_64.rpm nginx-core-debuginfo-2:1.26.3-2.el10_1.1.x86_64.rpm

Rocky Linux 10 ppc64le - CRB

nginx-mod-devel-2:1.26.3-2.el10_1.1.ppc64le.rpm

Rocky Linux 10 s390x - CRB

nginx-mod-devel-2:1.26.3-2.el10_1.1.s390x.rpm

Rocky Linux 10 aarch64 - CRB

nginx-mod-devel-2:1.26.3-2.el10_1.1.aarch64.rpm

Rocky Linux 10 x86_64 - CRB

nginx-mod-devel-2:1.26.3-2.el10_1.1.x86_64.rpm