{"id":"CVE-2025-2926","summary":"HDF5 H5Ocache.c H5O__cache_chk_serialize null pointer dereference","details":"A vulnerability was found in HDF5 up to 1.14.6 and classified as problematic. This issue affects the function H5O__cache_chk_serialize of the file src/H5Ocache.c. The manipulation leads to null pointer dereference. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.","modified":"2026-08-12T03:30:38.631361986Z","published":"2025-03-28T20:00:13.574Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/2xxx/CVE-2025-2926.json","cna_assigner":"VulDB","cwe_ids":["CWE-404","CWE-476"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/2xxx/CVE-2025-2926.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-2926"},{"type":"ADVISORY","url":"https://vuldb.com/?id.301901"},{"type":"ADVISORY","url":"https://vuldb.com/?submit.521246"},{"type":"REPORT","url":"https://github.com/HDFGroup/hdf5/issues/5384"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.301901"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/hdfgroup/hdf5","events":[{"introduced":"0553fb7ac7f03a919c91cdbbd5648b8aadbe05af"},{"last_affected":"7bf340440909d468dbb3cf41f0ea0d87f5050cea"}],"database_specific":{"cpe":"cpe:2.3:a:hdfgroup:hdf5:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.14.0"},{"last_affected":"1.14.0"},{"introduced":"1.14.1"},{"last_affected":"1.14.1"},{"introduced":"1.14.2"},{"last_affected":"1.14.2"},{"introduced":"1.14.3"},{"last_affected":"1.14.3"},{"introduced":"1.14.4"},{"last_affected":"1.14.4"},{"introduced":"1.14.5"},{"last_affected":"1.14.5"},{"introduced":"1.14.6"},{"last_affected":"1.14.6"},{"introduced":"0"}],"source":["AFFECTED_FIELD","CPE_RANGE"]}}],"versions":["1.14.0","1.14.1","1.14.2","1.14.3","1.14.4","1.14.5","1.14.6"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-2926.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P"}]}