Amazon Linux 2 Security Advisory: ALASNGINX1-2023-006
Advisory Release Date: 2023-10-16 13:45 Pacific
Advisory Updated Date: 2023-10-17 22:14 Pacific
Severity:
Important
Issue Overview:
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. (CVE-2023-44487)
Affected Packages:
nginx
Note:
This advisory is applicable to Amazon Linux 2 - Nginx1 Extra. Visit this page to learn more about Amazon Linux 2 (AL2) Extras and this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update nginx to update your system.
New Packages:
aarch64:
nginx-1.22.1-1.amzn2.0.3.aarch64
nginx-core-1.22.1-1.amzn2.0.3.aarch64
nginx-mod-http-geoip-1.22.1-1.amzn2.0.3.aarch64
nginx-mod-http-image-filter-1.22.1-1.amzn2.0.3.aarch64
nginx-mod-http-perl-1.22.1-1.amzn2.0.3.aarch64
nginx-mod-http-xslt-filter-1.22.1-1.amzn2.0.3.aarch64
nginx-mod-mail-1.22.1-1.amzn2.0.3.aarch64
nginx-mod-stream-1.22.1-1.amzn2.0.3.aarch64
nginx-mod-devel-1.22.1-1.amzn2.0.3.aarch64
nginx-debuginfo-1.22.1-1.amzn2.0.3.aarch64
noarch:
nginx-all-modules-1.22.1-1.amzn2.0.3.noarch
nginx-filesystem-1.22.1-1.amzn2.0.3.noarch
src:
nginx-1.22.1-1.amzn2.0.3.src
x86_64:
nginx-1.22.1-1.amzn2.0.3.x86_64
nginx-core-1.22.1-1.amzn2.0.3.x86_64
nginx-mod-http-geoip-1.22.1-1.amzn2.0.3.x86_64
nginx-mod-http-image-filter-1.22.1-1.amzn2.0.3.x86_64
nginx-mod-http-perl-1.22.1-1.amzn2.0.3.x86_64
nginx-mod-http-xslt-filter-1.22.1-1.amzn2.0.3.x86_64
nginx-mod-mail-1.22.1-1.amzn2.0.3.x86_64
nginx-mod-stream-1.22.1-1.amzn2.0.3.x86_64
nginx-mod-devel-1.22.1-1.amzn2.0.3.x86_64
nginx-debuginfo-1.22.1-1.amzn2.0.3.x86_64