{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-11964", "assignerOrgId": "cfdbb673-b408-4d03-89c1-c3d73ed80896", "state": "PUBLISHED", "assignerShortName": "Tcpdump", "dateReserved": "2025-10-20T14:43:15.180Z", "datePublished": "2025-12-31T00:58:19.026Z", "dateUpdated": "2025-12-31T00:58:19.026Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "libpcap", "programFiles": ["fmtutils.c"], "programRoutines": [{"name": "utf_16le_to_utf_8_truncated()"}], "repo": "https://github.com/the-tcpdump-group/libpcap/", "vendor": "The Tcpdump Group", "versions": [{"lessThan": "1.10.6", "status": "affected", "version": "1.10.0", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "reporter", "value": "Aniruddhan Murali"}, {"lang": "en", "type": "reporter", "value": "Noble Saji Mathews"}, {"lang": "en", "type": "reporter", "value": "Mahmoud Alfadel"}, {"lang": "en", "type": "reporter", "value": "Mei Nagappan"}, {"lang": "en", "type": "reporter", "value": "Meng Xu"}], "descriptions": [{"lang": "en", "value": "On Windows only, if libpcap needs to convert a Windows error message to UTF-8 and the message includes characters that UTF-8 represents using 4 bytes, utf_16le_to_utf_8_truncated() can write data beyond the end of the provided buffer."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 1.9, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "cfdbb673-b408-4d03-89c1-c3d73ed80896", "shortName": "Tcpdump", "dateUpdated": "2025-12-31T00:58:19.026Z"}, "references": [{"tags": ["patch"], "url": "https://github.com/the-tcpdump-group/libpcap/commit/7fabf607f2319a36a0bd78444247180acb838e69"}], "solutions": [{"lang": "en", "value": "libpcap 1.10.6 includes a fix for this bug."}], "source": {"discovery": "EXTERNAL"}, "title": "OOBW in utf_16le_to_utf_8_truncated() in libpcap"}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "On Windows only, if libpcap needs to convert a Windows error message to UTF-8 and the message includes characters that UTF-8 represents using 4 bytes, utf_16le_to_utf_8_truncated() can write data beyond the end of the provided buffer."}], "id": "CVE-2025-11964", "lastModified": "2025-12-31T01:15:54.667", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 1.9, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 0.5, "impactScore": 1.4, "source": "security@tcpdump.org", "type": "Secondary"}]}, "published": "2025-12-31T01:15:54.667", "references": [{"source": "security@tcpdump.org", "url": "https://github.com/the-tcpdump-group/libpcap/commit/7fabf607f2319a36a0bd78444247180acb838e69"}], "sourceIdentifier": "security@tcpdump.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "security@tcpdump.org", "type": "Secondary"}]}

{}

{}