{"id":"CVE-2025-40299","summary":"gve: Implement gettimex64 with -EOPNOTSUPP","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ngve: Implement gettimex64 with -EOPNOTSUPP\n\ngve implemented a ptp_clock for sole use of do_aux_work at this time.\nptp_clock_gettime() and ptp_sys_offset() assume every ptp_clock has\nimplemented either gettimex64 or gettime64. Stub gettimex64 and return\n-EOPNOTSUPP to prevent NULL dereferencing.","modified":"2026-04-02T12:48:21.815156Z","published":"2025-12-08T00:46:23.626Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40299.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/6ab753b5d8e521616cd9bd10b09891cbeb7e0235"},{"type":"WEB","url":"https://git.kernel.org/stable/c/96ec90412ceb58c73fd3714e40ab2cee1eedac3b"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40299.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-40299"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"acd16380523b400400523fe54c7499320e558e80"},{"fixed":"96ec90412ceb58c73fd3714e40ab2cee1eedac3b"},{"fixed":"6ab753b5d8e521616cd9bd10b09891cbeb7e0235"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-40299.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.17.0"},{"fixed":"6.17.8"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-40299.json"}}],"schema_version":"1.7.5"}