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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A logic error in the split utility of uutils coreutils causes the corruption of output filenames when provided with non-UTF-8 prefix or suffix inputs. The implementation utilizes to_string_lossy() when constructing chunk filenames, which automatically rewrites invalid byte sequences into the UTF-8 replacement character (U+FFFD). This behavior diverges from GNU split, which preserves raw pathname bytes intact. In environments utilizing non-UTF-8 encodings, this vulnerability leads to the creation of files with incorrect names, potentially causing filename collisions, broken automation, or the misdirection of output data."}], "id": "CVE-2026-35375", "lastModified": "2026-04-22T17:16:42.293", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "security@ubuntu.com", "type": "Secondary"}]}, "published": "2026-04-22T17:16:42.293", "references": [{"source": "security@ubuntu.com", "url": "https://github.com/uutils/coreutils/pull/11397"}, {"source": "security@ubuntu.com", "url": "https://github.com/uutils/coreutils/releases/tag/0.8.0"}], "sourceIdentifier": "security@ubuntu.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-176"}], "source": "security@ubuntu.com", "type": "Secondary"}]}

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