{"id":"CVE-2025-37910","summary":"ptp: ocp: Fix NULL dereference in Adva board SMA sysfs operations","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nptp: ocp: Fix NULL dereference in Adva board SMA sysfs operations\n\nOn Adva boards, SMA sysfs store/get operations can call\n__handle_signal_outputs() or __handle_signal_inputs() while the `irig`\nand `dcf` pointers are uninitialized, leading to a NULL pointer\ndereference in __handle_signal() and causing a kernel crash. Adva boards\ndon't use `irig` or `dcf` functionality, so add Adva-specific callbacks\n`ptp_ocp_sma_adva_set_outputs()` and `ptp_ocp_sma_adva_set_inputs()` that\navoid invoking `irig` or `dcf` input/output routines.","modified":"2026-04-02T12:47:37.652845Z","published":"2025-05-20T15:21:42.639Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/37xxx/CVE-2025-37910.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/5b349f9cdb4a9daa133bea267dfc0c383628387a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8a543d825e78b8d680d8f891381b83fbffdb0bb6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e98386d79a23c57cf179fe4138322e277aa3aa74"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/37xxx/CVE-2025-37910.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-37910"},{"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":"ef61f5528fca6c3bbb2f8bc002fd1949c9d1f9b9"},{"fixed":"8a543d825e78b8d680d8f891381b83fbffdb0bb6"},{"fixed":"5b349f9cdb4a9daa133bea267dfc0c383628387a"},{"fixed":"e98386d79a23c57cf179fe4138322e277aa3aa74"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-37910.json"}}],"schema_version":"1.7.5"}