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        "state": "PUBLISHED",
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        "datePublished": "2026-03-17T02:28:08.429Z",
        "dateUpdated": "2026-03-17T13:26:47.057Z"
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            "title": "Libucl: libucl: denial of service via embedded null byte in ucl input",
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                    "lang": "en",
                    "value": "A flaw was found in libucl. A remote attacker could exploit this by providing a specially crafted Universal Configuration Language (UCL) input that contains a key with an embedded null byte. This can cause a segmentation fault (SEGV fault) in the `ucl_object_emit` function when parsing and emitting the object, leading to a Denial of Service (DoS) for the affected system."
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                            "version": "3e7f023e184e06f30fb5792dacd9dd0f8b692f1b",
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                        "baseScore": 8.3,
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                        "confidentialityImpact": "HIGH",
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            "datePublic": "2025-05-15T00:00:00.000Z",
            "problemTypes": [
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                    "descriptions": [
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                            "cweId": "CWE-125",
                            "description": "Out-of-bounds Read",
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                            "type": "CWE"
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                {
                    "lang": "en",
                    "value": "To mitigate this issue, applications utilizing `libucl` should avoid processing untrusted input that contains keys with embedded null bytes, especially when operating in `UCL_PARSER_ZEROCOPY` mode. Restricting input to trusted sources can reduce exposure."
                }
            ],
            "timeline": [
                {
                    "lang": "en",
                    "time": "2026-01-08T03:30:46.275Z",
                    "value": "Reported to Red Hat."
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