HTTP Request Smuggling Affecting dotnet-hostfxr-10.0-debuginfo package, versions <0:10.0.0~rc.2.25502.107-0.12.el10_1


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
0.06% (19th percentile)

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  • Snyk IDSNYK-RHEL10-DOTNETHOSTFXR100DEBUGINFO-14139394
  • published28 Nov 2025
  • disclosed15 Oct 2025

Introduced: 15 Oct 2025

CVE-2025-55315  (opens in a new tab)
CWE-444  (opens in a new tab)

How to fix?

Upgrade RHEL:10 dotnet-hostfxr-10.0-debuginfo to version 0:10.0.0~rc.2.25502.107-0.12.el10_1 or higher.
This issue was patched in RHBA-2025:20993.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dotnet-hostfxr-10.0-debuginfo package and not the dotnet-hostfxr-10.0-debuginfo package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an authorized attacker to bypass a security feature over a network.

CVSS Base Scores

version 3.1