{"id":"CVE-2026-116737","revision":"ab6e0b8ec29f4e47aeb358d7de6963c9","records":[{"revision":"ab6e0b8ec29f4e47aeb358d7de6963c9","observedAt":"2026-10-26T22:35:30.956+00:00","statement":{"source":"cve-program","id":"CVE-2026-116737","aliases":[],"title":"libphdi through 20260902 Heap Out-of-Bounds Read via Extent Data File Path","description":"libphdi through 20260902 contains a heap out-of-bounds read vulnerability in libphdi_data_files_get_extent_data_file_path that uses the directory prefix length instead of the basename length. Attackers can supply a crafted Parallels disk image descriptor with a long directory prefix and short basename to crash the process or expose adjacent heap memory.","state":0,"publishedAt":"2026-10-26T21:52:37.08+00:00","modifiedAt":"2026-10-26T21:52:37.08+00:00","affected":[{"ecosystem":"Vendor product","name":"libphdi","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"libyal\",\n                    \"product\": \"libphdi\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\",\n                            \"lessThanOrEqual\": \"20260902\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:github/libyal/libphdi\",\n                    \"repo\": \"https://github.com/libyal/libphdi\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","score":6.9,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","score":6.1,"severity":"MEDIUM"}],"references":["https://github.com/libyal/libphdi/issues/6","https://github.com/libyal/libphdi","https://github.com/libyal/libphdi/commit/61e3e1f6b4c5e15ce827b11858ba51f0dba254e3","https://github.com/libyal/libphdi/blob/20260902/libphdi/libphdi_data_files.c#L890-L907","https://hackmd.io/@haindpwn/libphdi-extent-data-file-path-heap-oob-read","https://www.vulncheck.com/advisories/libphdi-through-20260902-heap-out-of-bounds-read-via-extent-data-file-path"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116737","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-116737","identifiers":["CVE-2026-116737"]},"retained":false,"historicalAffected":[]}],"coverage":[]}