{"id":"CVE-2025-71114","state":"PUBLISHED","title":"via_wdt: fix critical boot hang due to unnamed resource allocation","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nvia_wdt: fix critical boot hang due to unnamed resource allocation\n\nThe VIA watchdog driver uses allocate_resource() to reserve a MMIO\nregion for the watchdog control register. However, the allocated\nresource was not given a name, which causes the kernel resource tree\nto contain an entry marked as \"<BAD>\" under /proc/iomem on x86\nplatforms.\n\nDuring boot, this unnamed resource can lead to a critical hang because\nsubsequent resource lookups and conflict checks fail to handle the\ninvalid entry properly.","publishedAt":"2026-01-14T15:06:00.848Z","updatedAt":"2026-10-19T18:15:14.113Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"dc3c56b703dad4aec8a9b3dd86f03a90d0c26a2d","status":"affected","lessThan":"1d56025a3af50db0f3da2792f41eb9943eee5324","versionType":"git"},{"version":"dc3c56b703dad4aec8a9b3dd86f03a90d0c26a2d","status":"affected","lessThan":"c7b986adc9e9336066350542ac5a2005d305ae78","versionType":"git"},{"version":"dc3c56b703dad4aec8a9b3dd86f03a90d0c26a2d","status":"affected","lessThan":"47c910965c936724070d2a8094a4c3ed8f452856","versionType":"git"},{"version":"dc3c56b703dad4aec8a9b3dd86f03a90d0c26a2d","status":"affected","lessThan":"d2c7c90aca7b37f60f16b2bedcfeb16204f2f35d","versionType":"git"},{"version":"dc3c56b703dad4aec8a9b3dd86f03a90d0c26a2d","status":"affected","lessThan":"f7b6370d0fbee06a867037d675797a606cb62e57","versionType":"git"},{"version":"dc3c56b703dad4aec8a9b3dd86f03a90d0c26a2d","status":"affected","lessThan":"c6a2dd4f2e4e6cbdfe7a1618160281af897b75db","versionType":"git"},{"version":"dc3c56b703dad4aec8a9b3dd86f03a90d0c26a2d","status":"affected","lessThan":"7aa31ee9ec92915926e74731378c009c9cc04928","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/watchdog/via_wdt.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.3","versionType":"semver"},{"version":"5.10.248","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.198","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.160","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.120","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.64","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.3","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/watchdog/via_wdt.c"]}],"references":["https://git.kernel.org/stable/c/1d56025a3af50db0f3da2792f41eb9943eee5324","https://git.kernel.org/stable/c/c7b986adc9e9336066350542ac5a2005d305ae78","https://git.kernel.org/stable/c/47c910965c936724070d2a8094a4c3ed8f452856","https://git.kernel.org/stable/c/d2c7c90aca7b37f60f16b2bedcfeb16204f2f35d","https://git.kernel.org/stable/c/f7b6370d0fbee06a867037d675797a606cb62e57","https://git.kernel.org/stable/c/c6a2dd4f2e4e6cbdfe7a1618160281af897b75db","https://git.kernel.org/stable/c/7aa31ee9ec92915926e74731378c009c9cc04928","https://cert-portal.siemens.com/productcert/html/ssa-019113.html","https://cert-portal.siemens.com/productcert/html/ssa-457936.html"],"weaknesses":["CWE-20"],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/71xxx/CVE-2025-71114.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-71114","state":"PUBLISHED","datePublished":"2026-01-14T15:06:00.848Z","dateUpdated":"2026-10-19T18:15:14.113Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:30:19.653Z"},"containers":{"cna":{"title":"via_wdt: fix critical boot hang due to unnamed resource allocation","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nvia_wdt: fix critical boot hang due to unnamed resource allocation\n\nThe VIA watchdog driver uses allocate_resource() to reserve a MMIO\nregion for the watchdog control register. 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