Bug 2432074 (CVE-2025-67221)

Summary: CVE-2025-67221 orjson: orjson: Denial of Service due to unbounded recursion with deeply nested JSON documents
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: unspecifiedCC: anpicker, bbrownin, bparees, caswilli, dfreiber, dnakabaa, drow, hasun, jburrell, jfula, jkoehler, joehler, jowilson, jwong, kaycoth, kshier, lcouzens, lphiri, mskarbek, nyancey, omaciel, ometelka, ptisnovs, stcannon, syedriko, teagle, ttakamiy, vkumar, xdharmai
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in orjson. The `orjson.dumps` function does not properly limit recursion when processing deeply nested JSON documents. A remote attacker could exploit this vulnerability by providing a specially crafted JSON document, leading to a Denial of Service (DoS) condition.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2026-01-22 17:02:43 UTC
The orjson.dumps function in orjson thru 3.11.4 does not limit recursion for deeply nested JSON documents.