{"id":"CVE-2026-116736","aliases":["EUVD-2026-110484","GHSA-gcj6-823j-cwm9","UBUNTU-CVE-2026-116736","openSUSE-SU-2026:12498-1"],"status":"published","title":"libpff through 20260926 Heap Out-of-Bounds Read via libpff_table_read_values_array","description":"Libpff through 20260926 contains a heap out-of-bounds read vulnerability in libpff_table_read_values_array because a 7c column definition's values_array_size is not checked against remaining buffer bytes. Attackers can supply a crafted PST, OST or PAB file to make applications read adjacent heap memory into record entry values or crash.","severity":{"version":"4.0","score":6.9,"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","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00126,"percentile":0.02296,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-10-26T21:52:36Z","modified":"2026-11-10T13:15:12Z","affected":[{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"libpff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20120802-5"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"libpff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20120802-5","20120802-5.1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"libpff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20180714-1","20180714-2"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"libpff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20180714-3","20180714-3build1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"libpff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20180714-3build2","20180714-3build3","20180714-3.1","20180714-3.1build1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"libpff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20231205-1build1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"libpff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20180714-3.1build2","20231205-1","20231205-1build1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"libpff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20261030-1.1"}]}],"bundled":3}],"products":[{"vendor":"libyal","product":"libpff"}],"references":[{"url":"https://github.com/libyal/libpff/issues/172","tags":["issue-tracking","report"]},{"url":"https://github.com/libyal/libpff","tags":["product","package","report"]},{"url":"https://github.com/libyal/libpff/commit/cb83eb38ffdbdfe2c69238fe7ce481ddc8513266","tags":["patch","fix","report"]},{"url":"https://github.com/libyal/libpff/blob/20260926/libpff/libpff_table.c#L8858-L8895","tags":["technical-description","article"]},{"url":"https://hackmd.io/@haindpwn/libpff-table-parsing-oob-reads","tags":["third-party-advisory","advisory","report"]},{"url":"https://www.vulncheck.com/advisories/libpff-through-20260926-heap-out-of-bounds-read-via-libpff-table-read-values-array","tags":["third-party-advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116736","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-gcj6-823j-cwm9"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/116xxx/CVE-2026-116736.json","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-116736","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-116736","tags":["report"]},{"url":"https://github.com/cveproject/cvelistv5/tree/main/cves/2026/116xxx/cve-2026-116736.json","tags":["report"]},{"url":"https://github.com/libyal/libpff/blob/20260926/libpff/libpff_table.c#l8858-l8895","tags":["report"]},{"url":"https://nvd.nist.gov/vuln/detail/cve-2026-116736","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-110598","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-116735","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-116736","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-116736","title":"libpff through 20260926 Heap Out-of-Bounds Read via libpff_table_read_values_array","description":"Libpff through 20260926 contains a heap out-of-bounds read vulnerability in libpff_table_read_values_array because a 7c column definition's values_array_size is not checked against remaining buffer bytes. 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Attackers can supply a crafted PST, OST or PAB file to make applications read adjacent heap memory into record entry values or crash.","status":"published","published":"2026-10-26T22:16:57.82Z","modified":"2026-10-31T02:17:33.823Z","cvss":[{"version":"4.0","score":6.9,"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:13:03.746397Z"}],"osv":[{"id":"CVE-2026-116736","title":"libpff through 20260926 Heap Out-of-Bounds Read via libpff_table_read_values_array","description":"Libpff through 20260926 contains a heap out-of-bounds read vulnerability in libpff_table_read_values_array because a 7c column definition's values_array_size is not checked against remaining buffer bytes. 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