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Amazon Linux 2027 (AL2027) preview version 2027.0.20260914 release notes - Amazon Linux 2027

Amazon Linux 2027 (AL2027) preview version 2027.0.20260914 release notes

These are the release notes for Amazon Linux 2027 (AL2027) preview version 2027.0.20260914.

AL2027 Preview

AL2027 is currently available for preview, for more information see the AL2027 User Guide. It is intended for evaluation and testing only and is not recommended for production workloads.

Release summary

This release is an update to the AL2027 preview.

Security updates

Repository Updates

Core New Packages

This section provides details about Core New Packages.

Package
amazon-mount-config-1.0.0-1.amzn2027

Core Updated Packages

This section provides details about Core Updated Packages.

Package
amazon-ec2-net-utils-2.7.7-1.amzn2027
bubblewrap-0.12.0-1.amzn2027
cowsay-3.8.4-3.amzn2027.1.2
distribution-gpg-keys-1.121-2.amzn2027
dnf5-5.4.2.1-38.amzn2027
libpcap-1.10.7-1.amzn2027
mod_auth_openidc-2.4.19.2-1.amzn2027.0.1
python-cryptography-49.0.0-1.amzn2027.0.2
python-dulwich-1.2.15-1.amzn2027.0.1
python-pyasn1-0.6.3-1.amzn2027.0.1
python-urllib3-2.6.3-1.amzn2027.0.2
system-release-2027.0.20260914-1.amzn2027
unbound-1.25.2-3.amzn2027

Image Updates

Default Kernel 7.1 AMI

This section provides details about new/updated packages in Default Kernel 7.1 AMI.

Package
amazon-ec2-net-utils-2.7.7-1.amzn2027
amazon-linux-repo-s3-2027.0.20260914-1.amzn2027
compact-dnf-utils-5.4.2.1-38.amzn2027
cracklib-dicts-2.10.3-1.amzn2027
dnf5-plugins-5.4.2.1-38.amzn2027
dnf5-5.4.2.1-38.amzn2027
libdnf5-cli-5.4.2.1-38.amzn2027
libdnf5-5.4.2.1-38.amzn2027
libpcap-14:1.10.7-1.amzn2027
python3-urllib3-2.6.3-1.amzn2027.0.2
system-release-2027.0.20260914-1.amzn2027

Minimal Kernel 7.1 AMI

This section provides details about new/updated packages in Minimal Kernel 7.1 AMI.

Package
amazon-ec2-net-utils-2.7.7-1.amzn2027
amazon-linux-repo-s3-2027.0.20260914-1.amzn2027
dnf5-5.4.2.1-38.amzn2027
libdnf5-cli-5.4.2.1-38.amzn2027
libdnf5-5.4.2.1-38.amzn2027
libpcap-14:1.10.7-1.amzn2027
python3-cryptography-49.0.0-1.amzn2027.0.2
python3-urllib3-2.6.3-1.amzn2027.0.2
system-release-2027.0.20260914-1.amzn2027

Default Container

This section provides details about new/updated packages in Default Container.

Package
amazon-linux-repo-cdn-2027.0.20260914-1.amzn2027
dnf5-5.4.2.1-38.amzn2027
libdnf5-cli-5.4.2.1-38.amzn2027
libdnf5-5.4.2.1-38.amzn2027
system-release-2027.0.20260914-1.amzn2027
tzdata-2026c-1.amzn2027.0.1

Minimal Container

This section provides details about new/updated packages in Minimal Container.

Package
amazon-linux-repo-cdn-2027.0.20260914-1.amzn2027
dnf5-5.4.2.1-38.amzn2027
libdnf5-cli-5.4.2.1-38.amzn2027
libdnf5-5.4.2.1-38.amzn2027
system-release-2027.0.20260914-1.amzn2027
tzdata-2026c-1.amzn2027.0.1

Contact us

Important

If you want to report a vulnerability or have a security concern regarding AWS cloud services or open source projects, contact AWS Security using the Vulnerability Reporting page

We use GitHub issues to gather feedback about AL2027 and to track bug reports and feature requests. You can look at existing issues on GitHub to see whether your concern is already known. If it is not, open a new issue on GitHub.

If you only have questions about AL2027, start or join a discussion on GitHub. Feedback on AL2027 can also be provided through your designated AWS representative.