Summary
Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-57108: Access of resource using incompatible type ('type confusion') in .NET Core allows an unauthorized attacker to deny service over a network. CVE-2026-56170: Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network. CVE-2026-50659: Improper encoding or escaping of output in .NET allows an authorized attacker to perform spoofing over a network. CVE-2026-50651: Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network. CVE-2026-50650: Improper control of generation of code ('code injection') in .NET Framework allows an unauthorized attacker to elevate privileges locally. CVE-2026-50649: Deserialization of untrusted data in .NET allows an unauthorized attacker to execute code locally. CVE-2026-50648: Allocation of resources without limits or throttling in .NET Framework allows an unauthorized attacker to deny service over a network. CVE-2026-50646: Protection mechanism failure in .NET Framework allows an unauthorized attacker to execute code locally. CVE-2026-50528: Incorrect authorization in .NET allows an unauthorized attacker to bypass a security feature over a network. CVE-2026-50527: Stack-based buffer overflow in .NET Framework allows an unauthorized attacker to deny service over a network. CVE-2026-50526: Improper link resolution before file access ('link following') in .NET allows an authorized attacker to perform tampering locally. CVE-2026-50525: Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network. CVE-2026-50524: Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to deny service over a network. CVE-2026-47304: Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network. CVE-2026-47303: Authentication bypass by assumed-immutable data in ASP.NET Core allows an authorized attacker to elevate privileges over a network. CVE-2026-47302: Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network. CVE-2026-47300: Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network.
Fixed packages 23
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2023 | aspnetcore-runtime-10.0 | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | aspnetcore-runtime-dbg-10.0 | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | aspnetcore-targeting-pack-10.0 | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet | 0:10.0.110-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-apphost-pack-10.0 | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-apphost-pack-10.0-debuginfo | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-host | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-host-debuginfo | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-hostfxr-10.0 | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-hostfxr-10.0-debuginfo | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-runtime-10.0 | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-runtime-10.0-debuginfo | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-runtime-dbg-10.0 | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-sdk-10.0 | 0:10.0.110-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-sdk-10.0-debuginfo | 0:10.0.110-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-sdk-10.0-source-built-artifacts | 0:10.0.110-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-sdk-aot-10.0 | 0:10.0.110-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-sdk-aot-10.0-debuginfo | 0:10.0.110-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-sdk-dbg-10.0 | 0:10.0.110-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-targeting-pack-10.0 | 0:10.0.10-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet-templates-10.0 | 0:10.0.110-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet10.0-debuginfo | 0:10.0.110-1.amzn2023.0.1 |
| Amazon Linux · 2023 | dotnet10.0-debugsource | 0:10.0.110-1.amzn2023.0.1 |
Vulnerabilities 17
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High 8.8
ASP.NET Core Elevation of Privilege Vulnerability
Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network.
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High 8.8
ASP.NET Core Elevation of Privilege Vulnerability
Authentication bypass by assumed-immutable data in ASP.NET Core allows an authorized attacker to elevate privileges over a network.
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High 8.2
.NET Security Feature Bypass Vulnerability
Incorrect authorization in .NET allows an unauthorized attacker to bypass a security feature over a network.
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High 8.1
.NET Security Feature Bypass Vulnerability
Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.
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High 7.8
.NET Framework Remote Code Execution Vulnerability
Protection mechanism failure in .NET Framework allows an unauthorized attacker to execute code locally.
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High 7.8
.NET Remote Code Execution Vulnerability
Deserialization of untrusted data in .NET allows an unauthorized attacker to execute code locally.
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High 7.8
.NET Framework Elevation of Privilege Vulnerability
Improper control of generation of code ('code injection') in .NET Framework allows an unauthorized attacker to elevate privileges locally.
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High 7.5
.NET Denial of Service Vulnerability
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
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High 7.5
.NET Framework Denial of Service Vulnerability
Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to deny service over a network.
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High 7.5
.NET Denial of Service Vulnerability
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
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High 7.5
.NET Framework Denial of Service Vulnerability
Stack-based buffer overflow in .NET Framework allows an unauthorized attacker to deny service over a network.
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High 7.5
.NET Framework Denial of Service Vulnerability
Allocation of resources without limits or throttling in .NET Framework allows an unauthorized attacker to deny service over a network.
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High 7.5
.NET Denial of Service Vulnerability
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
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High 7.5
ASP.NET Core Denial of Service Vulnerability
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
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High 7.5
.NET Denial of Service Vulnerability
Access of resource using incompatible type ('type confusion') in .NET Core allows an unauthorized attacker to deny service over a network.
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High 7.0
.NET Tampering Vulnerability
Improper link resolution before file access ('link following') in .NET allows an authorized attacker to perform tampering locally.
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Medium 6.5
.NET Spoofing Vulnerability
Improper encoding or escaping of output in .NET allows an authorized attacker to perform spoofing over a network.
References
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-47300.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-47302.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-47303.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-47304.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50524.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50525.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50526.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50527.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50528.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50646.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50648.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50649.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50650.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50651.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-50659.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-56170.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-57108.html