{"id":"CVE-2025-38144","state":"PUBLISHED","title":"watchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwatchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe()\n\ndevm_ioremap() returns NULL on error. Currently, lenovo_se30_wdt_probe()\ndoes not check for this case, which results in a NULL pointer\ndereference.\n\nAdd NULL check after devm_ioremap() to prevent this issue.","publishedAt":"2025-07-03T08:35:45.584Z","updatedAt":"2026-05-11T21:22:06.839Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c284153a2c5537db4fec51ac850c17d2eb1ffcfe","status":"affected","lessThan":"57f7a1da0ec06d8579accaf77762d0128d13e4af","versionType":"git"},{"version":"c284153a2c5537db4fec51ac850c17d2eb1ffcfe","status":"affected","lessThan":"a4e2401438a26131ecff9be6a3a1d4cbfea66f9a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/watchdog/lenovo_se30_wdt.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.15","versionType":"semver"},{"version":"6.15.3","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/watchdog/lenovo_se30_wdt.c"]}],"references":["https://git.kernel.org/stable/c/57f7a1da0ec06d8579accaf77762d0128d13e4af","https://git.kernel.org/stable/c/a4e2401438a26131ecff9be6a3a1d4cbfea66f9a"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/38xxx/CVE-2025-38144.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-38144","state":"PUBLISHED","datePublished":"2025-07-03T08:35:45.584Z","dateUpdated":"2026-05-11T21:22:06.839Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T04:51:23.988Z"},"containers":{"cna":{"title":"watchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwatchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe()\n\ndevm_ioremap() returns NULL on error. Currently, lenovo_se30_wdt_probe()\ndoes not check for this case, which results in a NULL pointer\ndereference.\n\nAdd NULL check after devm_ioremap() to prevent this issue."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c284153a2c5537db4fec51ac850c17d2eb1ffcfe","status":"affected","lessThan":"57f7a1da0ec06d8579accaf77762d0128d13e4af","versionType":"git"},{"version":"c284153a2c5537db4fec51ac850c17d2eb1ffcfe","status":"affected","lessThan":"a4e2401438a26131ecff9be6a3a1d4cbfea66f9a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/watchdog/lenovo_se30_wdt.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.15","versionType":"semver"},{"version":"6.15.3","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/watchdog/lenovo_se30_wdt.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/57f7a1da0ec06d8579accaf77762d0128d13e4af"},{"url":"https://git.kernel.org/stable/c/a4e2401438a26131ecff9be6a3a1d4cbfea66f9a"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:22:06.839Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.15","versionEndExcluding":"6.15.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.15","versionEndExcluding":"6.16"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}