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AlmaLinuxALSA-2021:2259

HistoryJun 07, 2021 - 10:02 a.m.

Important: nginx:1.18 security update

2021-06-0710:02:53

errata.almalinux.org

0.52 Medium

EPSS

Percentile

97.6%

JSON

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: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name (CVE-2021-23017)

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.

OSVersionArchitecturePackageVersionFilename
almalinux8x86_64nginx-mod-stream< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.almanginx-mod-stream-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux8x86_64nginx-mod-http-perl< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.almanginx-mod-http-perl-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux8noarchnginx-filesystem< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.almanginx-filesystem-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.noarch.rpm
almalinux8x86_64nginx< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.almanginx-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux8noarchnginx-all-modules< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.almanginx-all-modules-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.noarch.rpm
almalinux8x86_64nginx-mod-mail< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.almanginx-mod-mail-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux8x86_64nginx-mod-http-xslt-filter< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.almanginx-mod-http-xslt-filter-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux8x86_64nginx-mod-http-image-filter< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.almanginx-mod-http-image-filter-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux8aarch64nginx-mod-http-perl< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.almanginx-mod-http-perl-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.aarch64.rpm
almalinux8aarch64nginx-mod-http-xslt-filter< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.almanginx-mod-http-xslt-filter-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.aarch64.rpm

OS	Version	Architecture	Package	Version	Filename
almalinux	8	x86_64	nginx-mod-stream	< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma	nginx-mod-stream-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux	8	x86_64	nginx-mod-http-perl	< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma	nginx-mod-http-perl-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux	8	noarch	nginx-filesystem	< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma	nginx-filesystem-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.noarch.rpm
almalinux	8	x86_64	nginx	< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma	nginx-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux	8	noarch	nginx-all-modules	< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma	nginx-all-modules-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.noarch.rpm
almalinux	8	x86_64	nginx-mod-mail	< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma	nginx-mod-mail-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux	8	x86_64	nginx-mod-http-xslt-filter	< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma	nginx-mod-http-xslt-filter-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux	8	x86_64	nginx-mod-http-image-filter	< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma	nginx-mod-http-image-filter-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.x86_64.rpm
almalinux	8	aarch64	nginx-mod-http-perl	< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma	nginx-mod-http-perl-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.aarch64.rpm
almalinux	8	aarch64	nginx-mod-http-xslt-filter	< 1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma	nginx-mod-http-xslt-filter-1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma.aarch64.rpm

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References

errata.almalinux.org/8/ALSA-2021-2259.html

vulners.com/cve/CVE-2021-23017