This page tracks the Ubuntu fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-100354 →
Categories
UBUNTU-CVE-2026-100354

kin-openapi is a Go project for handling OpenAPI files. Prior to 0.149.0, runtime request, response, and direct schema validation lacks cycle detectio...

Original description

The description as published by the source.

kin-openapi is a Go project for handling OpenAPI files. Prior to 0.149.0, runtime request, response, and direct schema validation lacks cycle detection when an allOf, anyOf, or oneOf chain refers back to an ancestor schema, even though loading and document validation accept the circular reference. A request or response that reaches the affected schema causes unbounded recursion in Schema.visitJSON or openapi3filter.decodeValue and exhausts the Go goroutine stack. The resulting fatal stack overflow cannot be caught with recover and terminates the entire process, including unrelated requests. This issue is fixed in version 0.149.0.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Ubuntu:22.04:LTS golang-github-getkin-kin-openapi
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:24.04:LTS golang-github-getkin-kin-openapi
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:26.10 golang-github-getkin-kin-openapi
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:26.04:LTS golang-github-getkin-kin-openapi
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

References

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