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Advisory severityHigh7.5Red Hat Linux

High [CVE-2026-50525] .NET: Denial of Service due to uncontrolled resource allocation

This high-severity Red Hat Linux advisory covers CVE-2026-50525 affecting Red Hat Enterprise Linux 10.0 Extended Update Support, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-50525 Source published Source updated

VulniPulse record published Record updated

CVE-2026-50525
Affected products & platforms
Red Hat LinuxRed Hat Enterprise Linux
Open source advisory

Summary

Allocation of resources without limits or throttling in.NET allows an unauthorized attacker to deny service over a network. A flaw was found in.NET where uncontrolled allocation of resources can lead to a Denial of Service (DoS).

An unauthorized remote attacker could exploit this vulnerability by continuously requesting resources without limits or throttling, causing the affected system to become unresponsive or crash. This can disrupt the availability of services running on the.NET framework.

Red Hat severity: Important — CVSS 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). Weakness: CWE-770.

Affected Red Hat products: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions; Red Hat Enterprise Linux 9.6 Extended Update Support; Red Hat Hardened Images.

Red Hat lists Red Hat OpenShift Dev Spaces as not affected.

Red Hat fixing advisory: RHSA-2026:41893, RHSA-2026:41895, RHSA-2026:41897, RHSA-2026:58566, RHSA-2026:58567, RHSA-2026:41899, RHSA-2026:41900, RHSA-2026:41901, RHSA-2026:41894, RHSA-2026:41896, RHSA-2026:41898, RHSA-2026:58568, RHSA-2026:58569, RHSA-2026:58570, RHSA-2026:26638, RHSA-2026:27171, RHSA-2026:42145.

Is CVE-2026-50525 exploited?

No exploitation is reported in the sources VulniPulse tracks: CVE-2026-50525 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.

How do I fix CVE-2026-50525?

Upgrade to a fixed release named by Red Hat:

  • dotnet8.0-0:8.0.129-1.el10_2
  • dotnet9.0-0:9.0.119-1.el10_2
  • dotnet10.0-0:10.0.110-1.el10_2
  • dotnet8.0-0:8.0.130-1.el10_0
  • dotnet9.0-0:9.0.120-1.el10_0
  • dotnet9.0-0:9.0.119-1.el8_10
  • dotnet10.0-0:10.0.110-1.el8_10
  • dotnet8.0-0:8.0.129-1.el8_10
  • dotnet8.0-0:8.0.129-1.el9_8
  • dotnet9.0-0:9.0.119-1.el9_8
  • dotnet10.0-0:10.0.110-1.el9_8
  • dotnet8.0-0:8.0.130-1.el9_4

22 more fixed releases are listed below.

Confirm against the vendor advisory before you patch.

Affected versions

No affected-version range was extracted from the source record. The vendor advisory is authoritative. Check it before change work.

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Fixed versions
  • dotnet8.0-0:8.0.129-1.el10_2
  • dotnet9.0-0:9.0.119-1.el10_2
  • dotnet10.0-0:10.0.110-1.el10_2
  • dotnet8.0-0:8.0.130-1.el10_0
  • dotnet9.0-0:9.0.120-1.el10_0
  • dotnet9.0-0:9.0.119-1.el8_10
  • dotnet10.0-0:10.0.110-1.el8_10
  • dotnet8.0-0:8.0.129-1.el8_10
  • dotnet8.0-0:8.0.129-1.el9_8
  • dotnet9.0-0:9.0.119-1.el9_8
  • dotnet10.0-0:10.0.110-1.el9_8
  • dotnet8.0-0:8.0.130-1.el9_4
  • dotnet8.0-0:8.0.130-1.el9_6
  • dotnet9.0-0:9.0.120-1.el9_6
  • dotnet10-0-main-10.0.109-1.hum1
  • dotnet9-0-main-9.0.118-1.hum1
  • dotnet8-0-main-8.0.129-2.1.hum1
  • RHSA-2026:41893
  • RHSA-2026:41895
  • RHSA-2026:41897
  • RHSA-2026:58566
  • RHSA-2026:58567
  • RHSA-2026:41899
  • RHSA-2026:41900
  • RHSA-2026:41901
  • RHSA-2026:41894
  • RHSA-2026:41896
  • RHSA-2026:41898
  • RHSA-2026:58568
  • RHSA-2026:58569
  • RHSA-2026:58570
  • RHSA-2026:26638
  • RHSA-2026:27171
  • RHSA-2026:42145

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Mitigation

Upgrade to a fixed release: dotnet8.0-0:8.0.129-1.el10_2, dotnet9.0-0:9.0.119-1.el10_2, dotnet10.0-0:10.0.110-1.el10_2, dotnet8.0-0:8.0.130-1.el10_0, dotnet9.0-0:9.0.120-1.el10_0, dotnet9.0-0:9.0.119-1.el8_10. That is the remediation for this advisory.

The vendor advisory may list interim mitigations or workarounds not captured here. Review it before change work.

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

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