Summary
Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2023-44487: 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.
Fixed packages 18
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2023 | nginx | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-all-modules | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-core | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-core-debuginfo | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-debuginfo | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-debugsource | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-filesystem | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-devel | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-http-image-filter | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-http-image-filter-debuginfo | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-http-perl | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-http-perl-debuginfo | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-http-xslt-filter | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-http-xslt-filter-debuginfo | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-mail | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-mail-debuginfo | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-stream | 1:1.24.0-1.amzn2023.0.2 |
| Amazon Linux · 2023 | nginx-mod-stream-debuginfo | 1:1.24.0-1.amzn2023.0.2 |
Vulnerabilities 1
-
High 7.5
HTTP/2 Stream Cancellation Attack
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.
KEV Oct 10, 2023
References
-
web
https://alas.aws.amazon.com/cve/html/CVE-2023-44487.html