ALAS2023-2026-1634


Amazon Linux 2023 Security Advisory: ALAS2023-2026-1634
Advisory Released Date: 2026-04-30
Advisory Updated Date: 2026-04-30
Severity: Important

Issue Overview:

Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network. (CVE-2026-40372)


Affected Packages:

dotnet10.0


Issue Correction:
Run dnf update dotnet10.0 --releasever 2023.11.20260427 or dnf update --advisory ALAS2023-2026-1634 --releasever 2023.11.20260427 to update your system.
More information on how to update your system can be found on this page: Amazon Linux 2023 documentation

New Packages:
aarch64:
    dotnet-sdk-10.0-source-built-artifacts-10.0.107-1.amzn2023.0.1.aarch64
    dotnet-apphost-pack-10.0-debuginfo-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-host-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-runtime-10.0-debuginfo-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-runtime-dbg-10.0-10.0.7-1.amzn2023.0.1.aarch64
    aspnetcore-runtime-dbg-10.0-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-host-debuginfo-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-10.0.107-1.amzn2023.0.1.aarch64
    aspnetcore-targeting-pack-10.0-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-targeting-pack-10.0-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-hostfxr-10.0-debuginfo-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-sdk-aot-10.0-debuginfo-10.0.107-1.amzn2023.0.1.aarch64
    dotnet10.0-debuginfo-10.0.107-1.amzn2023.0.1.aarch64
    aspnetcore-runtime-10.0-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-hostfxr-10.0-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-sdk-10.0-debuginfo-10.0.107-1.amzn2023.0.1.aarch64
    dotnet-templates-10.0-10.0.107-1.amzn2023.0.1.aarch64
    dotnet-runtime-10.0-10.0.7-1.amzn2023.0.1.aarch64
    dotnet10.0-debugsource-10.0.107-1.amzn2023.0.1.aarch64
    dotnet-apphost-pack-10.0-10.0.7-1.amzn2023.0.1.aarch64
    dotnet-sdk-aot-10.0-10.0.107-1.amzn2023.0.1.aarch64
    dotnet-sdk-dbg-10.0-10.0.107-1.amzn2023.0.1.aarch64
    dotnet-sdk-10.0-10.0.107-1.amzn2023.0.1.aarch64

src:
    dotnet10.0-10.0.107-1.amzn2023.0.1.src

x86_64:
    dotnet-sdk-10.0-source-built-artifacts-10.0.107-1.amzn2023.0.1.x86_64
    dotnet-sdk-10.0-debuginfo-10.0.107-1.amzn2023.0.1.x86_64
    dotnet-sdk-aot-10.0-debuginfo-10.0.107-1.amzn2023.0.1.x86_64
    dotnet-apphost-pack-10.0-debuginfo-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-hostfxr-10.0-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-runtime-10.0-debuginfo-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-runtime-dbg-10.0-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-targeting-pack-10.0-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-sdk-dbg-10.0-10.0.107-1.amzn2023.0.1.x86_64
    aspnetcore-targeting-pack-10.0-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-hostfxr-10.0-debuginfo-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-templates-10.0-10.0.107-1.amzn2023.0.1.x86_64
    aspnetcore-runtime-dbg-10.0-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-host-debuginfo-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-host-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-sdk-aot-10.0-10.0.107-1.amzn2023.0.1.x86_64
    dotnet-10.0.107-1.amzn2023.0.1.x86_64
    dotnet10.0-debuginfo-10.0.107-1.amzn2023.0.1.x86_64
    dotnet-apphost-pack-10.0-10.0.7-1.amzn2023.0.1.x86_64
    aspnetcore-runtime-10.0-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-runtime-10.0-10.0.7-1.amzn2023.0.1.x86_64
    dotnet-sdk-10.0-10.0.107-1.amzn2023.0.1.x86_64
    dotnet10.0-debugsource-10.0.107-1.amzn2023.0.1.x86_64