{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-35350", "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "state": "PUBLISHED", "assignerShortName": "canonical", "dateReserved": "2026-04-02T12:58:56.087Z", "datePublished": "2026-04-22T16:08:02.526Z", "dateUpdated": "2026-04-22T16:08:02.526Z"}, "containers": {"cna": {"title": "uutils coreutils cp Unexpected Privileged Executable Creation with -p", "affected": [{"vendor": "Uutils", "product": "coreutils", "platforms": ["Linux", "Unix", "macOS"], "collectionURL": "https://github.com/uutils", "packageName": "coreutils", "repo": "https://github.com/uutils/coreutils", "defaultStatus": "affected"}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-281", "description": "CWE-281: Improper Preservation of Permissions", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-122", "descriptions": [{"lang": "en", "value": "CAPEC-122: Privilege Abuse"}]}], "descriptions": [{"lang": "en", "value": "The cp utility in uutils coreutils fails to properly handle setuid and setgid bits when ownership preservation fails. When copying with the -p (preserve) flag, the utility applies the source mode bits even if the chown operation is unsuccessful. This can result in a user-owned copy retaining original privileged bits, creating unexpected privileged executables that violate local security policies. This differs from GNU cp, which clears these bits when ownership cannot be preserved."}], "references": [{"url": "https://github.com/uutils/coreutils/issues/9750", "tags": ["issue-tracking"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "availabilityImpact": "LOW", "baseSeverity": "MEDIUM", "baseScore": 6.6, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L"}}], "credits": [{"lang": "en", "value": "Zellic", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "providerMetadata": {"orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "shortName": "canonical", "dateUpdated": "2026-04-22T16:08:02.526Z"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "The cp utility in uutils coreutils fails to properly handle setuid and setgid bits when ownership preservation fails. When copying with the -p (preserve) flag, the utility applies the source mode bits even if the chown operation is unsuccessful. This can result in a user-owned copy retaining original privileged bits, creating unexpected privileged executables that violate local security policies. This differs from GNU cp, which clears these bits when ownership cannot be preserved."}], "id": "CVE-2026-35350", "lastModified": "2026-04-22T17:16:37.327", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 6.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 4.7, "source": "security@ubuntu.com", "type": "Secondary"}]}, "published": "2026-04-22T17:16:37.327", "references": [{"source": "security@ubuntu.com", "url": "https://github.com/uutils/coreutils/issues/9750"}], "sourceIdentifier": "security@ubuntu.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-281"}], "source": "security@ubuntu.com", "type": "Secondary"}]}

{}

{}