{"id":"CVE-2026-111135","aliases":[],"title":"libfwsi through 20260522 Heap Out-of-Bounds Read via libfwsi_mtp_volume_values_read_data","titleSource":"VulnCheck","descriptionSource":"VulnCheck","products":[{"vendor":"libyal","name":"libfwsi","platforms":[],"versions":[{"version":"0","status":"affected","lessThanOrEqual":"20260522","versionType":"custom"}],"defaultStatus":"unaffected","source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-111135"}],"remediation":[],"description":"libfwsi through 20260522 contains a heap out-of-bounds read vulnerability in libfwsi_mtp_volume_values_read_data() that allows attackers to read past buffer bounds via crafted MTP volume shell items. Attackers can embed a 10 to 53 byte shell item with item data size of 44 or more in a .lnk file, jump list or shell bag to crash consuming processes.","severity":"medium","score":6.9,"published":"2026-10-15T18:57:29.171Z","modified":"2026-10-27T01:30:46.556Z","withdrawn":false,"knownExploited":false,"affected":[],"references":["https://hackmd.io/@haind-pwn/libfwsi-mtp-values-oob-read","https://github.com/libyal/libfwsi/blob/2f2aba25b888f37314a39d8c3e71c0e3ced56e59/libfwsi/libfwsi_mtp_volume_values.c#L248-L273","https://github.com/libyal/libfwsi","https://www.vulncheck.com/advisories/libfwsi-through-20260522-heap-out-of-bounds-read-via-libfwsi-mtp-volume-values-read-data"],"sources":[{"name":"CVE","id":"CVE-2026-111135","modified":"2026-10-27T01:30:46.556Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-111135"}],"assessments":[{"source":"VulnCheck","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},{"source":"VulnCheck","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","score":6.1}],"sourceAffected":[],"kev":{"status":"not-listed","checkedAt":"2026-10-29T04:15:31.644Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}