Amazon Linux 2 Security Advisory: ALAS-2023-2312
Advisory Release Date: 2023-10-16 13:45 Pacific
Advisory Updated Date: 2023-10-16 23:32 Pacific
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:
nghttp2
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update nghttp2 to update your system.
aarch64:
nghttp2-1.41.0-1.amzn2.0.4.aarch64
libnghttp2-1.41.0-1.amzn2.0.4.aarch64
libnghttp2-devel-1.41.0-1.amzn2.0.4.aarch64
nghttp2-debuginfo-1.41.0-1.amzn2.0.4.aarch64
i686:
nghttp2-1.41.0-1.amzn2.0.4.i686
libnghttp2-1.41.0-1.amzn2.0.4.i686
libnghttp2-devel-1.41.0-1.amzn2.0.4.i686
nghttp2-debuginfo-1.41.0-1.amzn2.0.4.i686
src:
nghttp2-1.41.0-1.amzn2.0.4.src
x86_64:
nghttp2-1.41.0-1.amzn2.0.4.x86_64
libnghttp2-1.41.0-1.amzn2.0.4.x86_64
libnghttp2-devel-1.41.0-1.amzn2.0.4.x86_64
nghttp2-debuginfo-1.41.0-1.amzn2.0.4.x86_64