SUSE SLED15 / SLES15 Security Update : python-anyio (SUSE-SU-2026:4416-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4416-1 advisory. - CVE-2026-63374: : TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing...

Security update for python-anyio

This update for python-anyio fixes the following issues: CVE-2026-63374: : TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing bsc1281476. CVE-2026-64847: AnyIO process-pool workers can block indefinitely on undrained stderr bsc1281475. Patch Instructions: To install...

SUSE-SU-2026:4416-1 Security update for python-anyio

This update for python-anyio fixes the following issues: - CVE-2026-63374: : TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing bsc1281476. - CVE-2026-64847: AnyIO process-pool workers can block indefinitely on undrained stderr bsc1281475...

AnyIO: TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing

ImpactServices using internationalized non-ASCII domain names are potentially vulnerable to TLS connections made from AnyIO's connecttcp or directly via TLSStream.wrap where the connection has through other means been hijacked and redirected to a malicious server. The attacker would obtain a...

PYSEC-2026-4025 AnyIO: TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing

Impact Services using internationalized non-ASCII domain names are potentially vulnerable to TLS connections made from AnyIO's connecttcp or directly via TLSStream.wrap where the connection has through other means been hijacked and redirected to a malicious server. The attacker would obtain a...

Rocky Linux 8 [CIQ] Security Update: aspnetcore-runtime-8.0 / aspnetcore-runtime-dbg-8.0 / etc (crlsa-2024_5337)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20245337 advisory. dotnet: Information disclosure vulnerability in TlsStream CVE-2024-38167 For more details about the security issues, including the impact, a CVSS score,...

CVE-2026-63374

AnyIO is a high level asynchronous concurrency and networking framework that works on top of either Trio or asyncio. Prior to 4.14.2, connecttcp and TLSStream.wrap can validate internationalized host names after the standard library converts them with IDNA 2003 instead of IDNA 2008. When a...

CVE-2026-63374

AnyIO (a Python asynchronous networking framework) is vulnerable to TLS certificate spoofing prior to version 4.14.2 . The functions connect_tcp() and TLSStream.wrap() validate internationalized (non-ASCII) domain names using the Python standard library's IDNA 2003 encoding instead of the more ac...

CVE-2026-63374 AnyIO: TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing

AnyIO is a high level asynchronous concurrency and networking framework that works on top of either Trio or asyncio. Prior to 4.14.2, connecttcp and TLSStream.wrap can validate internationalized host names after the standard library converts them with IDNA 2003 instead of IDNA 2008. When a...

CVE-2026-63374 AnyIO: TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing

AnyIO is a high level asynchronous concurrency and networking framework that works on top of either Trio or asyncio. Prior to 4.14.2, connecttcp and TLSStream.wrap can validate internationalized host names after the standard library converts them with IDNA 2003 instead of IDNA 2008. When a...

Linux Distros Unpatched Vulnerability : CVE-2026-63374

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - AnyIO is a high level asynchronous concurrency and networking framework that works on top of either Trio or asyncio. Prior to 4.14.2, connecttcp and...

AnyIO: TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing

Impact Services using internationalized non-ASCII domain names are potentially vulnerable to TLS connections made from AnyIO's connecttcp or directly via TLSStream.wrap where the connection has through other means been hijacked and redirected to a malicious server. The attacker would obtain a...

GHSA-82R6-8W77-94W6 AnyIO: TLSStream IDNA 2003 host name encoding enables potential TLS certificate spoofing

Impact Services using internationalized non-ASCII domain names are potentially vulnerable to TLS connections made from AnyIO's connecttcp or directly via TLSStream.wrap where the connection has through other means been hijacked and redirected to a malicious server. The attacker would obtain a...

MiracleLinux 9 : dotnet8.0-8.0.108-1.el9_4.ML.1 (AXSA:2024-8702:15)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-8702:15 advisory. dotnet: Information disclosure vulnerability in TlsStream CVE-2024-38167 For more details about the security issues, including the impact, a CVSS score,...

RLSA-2024:5337 Moderate: .NET 8.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 8.0.108 and .NET Runtime 8.0.8...

RockyLinux 8 : .NET 8.0 (RLSA-2024:5337)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2024:5337 advisory. dotnet: Information disclosure vulnerability in TlsStream CVE-2024-38167 For more details about the security issues, including the impact, a CVSS score,...

Moderate: Red Hat Security Advisory: .NET 8.0 security update

An update for .NET 8.0 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

dotnet8.0: Information disclosure vulnerability in TlsStream

A flaw was found in the .NET platform. This issue may lead to the disclosure of sensitive information via TlsStream...

ALSA-2024:5334 Moderate: .NET 8.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 8.0.108 and .NET Runtime 8.0.8...

Sensitive Information Disclosure

.NET is vulnerable to Sensitive Information Disclosure. The vulnerability is due to the flaws in the implementation of the TlsStream within the .NET runtime, which could allow an attacker to gain unintended access to sensitive information...