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.
Metrics
Affected Vendors & Products
References
History
Tue, 17 Mar 2026 14:15:00 +0000
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ssvc
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Tue, 17 Mar 2026 10:00:00 +0000
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| First Time appeared |
Libucl
Libucl libucl |
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| Vendors & Products |
Libucl
Libucl libucl |
Tue, 17 Mar 2026 03:30:00 +0000
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| Description | 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. | |
| Title | Libucl: libucl: denial of service via embedded null byte in ucl input | |
| Weaknesses | CWE-125 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: fedora
Published: 2026-03-17T02:28:08.429Z
Updated: 2026-03-17T13:26:47.057Z
Reserved: 2026-01-08T03:31:35.226Z
Link: CVE-2026-0708
Updated: 2026-03-17T13:26:35.337Z
Status : Awaiting Analysis
Published: 2026-03-17T04:16:07.750
Modified: 2026-03-17T14:20:01.670
Link: CVE-2026-0708
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