High [CVE-2026-57099] Denial of Service via uncontrolled resource allocation
This high-severity Red Hat Linux advisory covers CVE-2026-57099 affecting Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9.
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Summary
A flaw was found in ASP.NET Core. This vulnerability allows an unauthorized remote attacker to cause a Denial of Service (DoS) by allocating resources without limits or throttling.
This can lead to the affected system becoming unresponsive or unavailable to legitimate users. 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 8; Red Hat Enterprise Linux 9; Red Hat Hardened Images; Red Hat OpenShift Dev Spaces.
Red Hat does not currently list a fixing RHSA for this CVE.
Affected products named by the advisory: Red Hat package: dotnet10.0; Red Hat package: dotnet11.0; Red Hat package: dotnet8.0; Red Hat package: dotnet9.0; and 2 more.
Affected products named by the advisory: Red Hat package: dotnet6.0; Red Hat package: dotnet7.0.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · medium-confidence parse· fetched 2 hours ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · medium-confidence parse· fetched 2 hours ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · medium-confidence parse· fetched 2 hours ago·verify at source
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