{"id":"CVE-2025-37910","state":"PUBLISHED","title":"ptp: ocp: Fix NULL dereference in Adva board SMA sysfs operations","description":"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.","publishedAt":"2025-05-20T15:21:42.639Z","updatedAt":"2026-05-11T21:17:28.377Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ef61f5528fca6c3bbb2f8bc002fd1949c9d1f9b9","status":"affected","lessThan":"8a543d825e78b8d680d8f891381b83fbffdb0bb6","versionType":"git"},{"version":"ef61f5528fca6c3bbb2f8bc002fd1949c9d1f9b9","status":"affected","lessThan":"5b349f9cdb4a9daa133bea267dfc0c383628387a","versionType":"git"},{"version":"ef61f5528fca6c3bbb2f8bc002fd1949c9d1f9b9","status":"affected","lessThan":"e98386d79a23c57cf179fe4138322e277aa3aa74","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ptp/ptp_ocp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.9","versionType":"semver"},{"version":"6.12.28","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.14.6","status":"unaffected","lessThanOrEqual":"6.14.*","versionType":"semver"},{"version":"6.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ptp/ptp_ocp.c"]}],"references":["https://git.kernel.org/stable/c/8a543d825e78b8d680d8f891381b83fbffdb0bb6","https://git.kernel.org/stable/c/5b349f9cdb4a9daa133bea267dfc0c383628387a","https://git.kernel.org/stable/c/e98386d79a23c57cf179fe4138322e277aa3aa74"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:03.054Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/37xxx/CVE-2025-37910.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-37910","state":"PUBLISHED","datePublished":"2025-05-20T15:21:42.639Z","dateUpdated":"2026-05-11T21:17:28.377Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T04:51:23.967Z"},"containers":{"cna":{"title":"ptp: ocp: Fix NULL dereference in Adva board SMA sysfs operations","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ef61f5528fca6c3bbb2f8bc002fd1949c9d1f9b9","status":"affected","lessThan":"8a543d825e78b8d680d8f891381b83fbffdb0bb6","versionType":"git"},{"version":"ef61f5528fca6c3bbb2f8bc002fd1949c9d1f9b9","status":"affected","lessThan":"5b349f9cdb4a9daa133bea267dfc0c383628387a","versionType":"git"},{"version":"ef61f5528fca6c3bbb2f8bc002fd1949c9d1f9b9","status":"affected","lessThan":"e98386d79a23c57cf179fe4138322e277aa3aa74","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ptp/ptp_ocp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.9","versionType":"semver"},{"version":"6.12.28","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.14.6","status":"unaffected","lessThanOrEqual":"6.14.*","versionType":"semver"},{"version":"6.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ptp/ptp_ocp.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/8a543d825e78b8d680d8f891381b83fbffdb0bb6"},{"url":"https://git.kernel.org/stable/c/5b349f9cdb4a9daa133bea267dfc0c383628387a"},{"url":"https://git.kernel.org/stable/c/e98386d79a23c57cf179fe4138322e277aa3aa74"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:17:28.377Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.9","versionEndExcluding":"6.12.28"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.9","versionEndExcluding":"6.14.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.9","versionEndExcluding":"6.15"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}