{"id":"JLSEC-2026-333","details":"A vulnerability, which was classified as problematic, has been found in HDF5 up to 1.14.6. Affected by this issue is the function H5F_addr_encode_len of the file src/H5Fint.c. The manipulation of the argument pp leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.","modified":"2026-04-29T13:32:00.756297Z","published":"2026-04-29T13:21:01.555Z","upstream":["CVE-2025-2923"],"database_specific":{"sources":[{"modified":"2026-04-29T01:00:01.613Z","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2025-2923","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-2923","published":"2025-03-28T19:15:24.003Z","imported":"2026-04-29T08:59:44.066Z","database_specific":{"status":"Modified"},"id":"CVE-2025-2923"}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"https://github.com/HDFGroup/hdf5/issues/5381"},{"type":"WEB","url":"https://vuldb.com/?ctiid.301898"},{"type":"WEB","url":"https://vuldb.com/?id.301898"},{"type":"WEB","url":"https://vuldb.com/?submit.521151"}],"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":"2.0.0+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-333.json"}}],"schema_version":"1.7.5"}