{"id":"JLSEC-2026-1386","details":"HDF5 contains a NULL pointer dereference vulnerability. Processing a crafted HDF5 file containing an attribute with an invalid variable-length datatype type field may cause the application to crash when the attribute is read.","modified":"2026-08-24T14:30:06.521251463Z","published":"2026-08-24T14:19:02.514Z","upstream":["CVE-2026-17574"],"database_specific":{"license":"CC-BY-4.0","sources":[{"database_specific":{"status":"Analyzed"},"affected":{"hdfgroup:hdf5":["\u003c 2.1.1"]},"id":"CVE-2026-17574","imported":"2026-08-24T14:03:03.178Z","modified":"2026-08-18T18:56:04.270Z","published":"2026-07-27T16:17:04.943Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-17574","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-17574"}]},"references":[{"type":"WEB","url":"https://github.com/HDFGroup/hdf5/commit/3fa6ed6e9dfeebbc784e21d8c48e31e35a8042bc"}],"affected":[{"package":{"name":"HDF5_jll","ecosystem":"Julia","purl":"pkg:julia/HDF5_jll?uuid=0234f1f7-429e-5d53-9886-15a909be8d59"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.1.2+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-1386.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","source":"NVD"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/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","source":"CNA"}]}