Out-of-bounds Read Affecting microsoft.netcore.app.runtime.linux-musl-arm package, versions [9.0.9,9.0.14)[10.0.0-rc.2.25502.107,10.0.4)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
0.03% (9th percentile)

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  • Snyk IDSNYK-DOTNET-MICROSOFTNETCOREAPPRUNTIMELINUXMUSLARM-15517124
  • published13 Mar 2026
  • disclosed10 Mar 2026
  • creditUnknown

Introduced: 10 Mar 2026

NewCVE-2026-26127  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Microsoft.NETCore.App.Runtime.linux-musl-arm to version 9.0.14, 10.0.4 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Read when decoding malformed Base64Url input. An attacker can cause a disruption of service.

CVSS Base Scores

version 4.0
version 3.1