{"id":"CVE-2026-98408","state":"PUBLISHED","title":"watchdog: rzv2h: Avoid division by zero","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwatchdog: rzv2h: Avoid division by zero\n\nclk_get_rate() could return 0.  Avoid a division by zero panic.","publishedAt":"2026-10-14T13:27:42.390Z","updatedAt":"2026-10-19T09:19:01.406Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f6febd0a30b6e299a08076116256e3b36c24eada","status":"affected","lessThan":"eb14ee406e1d0fbbfb857f0eaa710daa8c2dc30e","versionType":"git"},{"version":"f6febd0a30b6e299a08076116256e3b36c24eada","status":"affected","lessThan":"0dd78d9d9b546de08e2ae391541f48cea0a9b842","versionType":"git"},{"version":"f6febd0a30b6e299a08076116256e3b36c24eada","status":"affected","lessThan":"6274281c41efa8dd1aa5234c59ad904ff89d7af4","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/watchdog/rzv2h_wdt.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.18.54","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.8","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/watchdog/rzv2h_wdt.c"]}],"references":["https://git.kernel.org/stable/c/eb14ee406e1d0fbbfb857f0eaa710daa8c2dc30e","https://git.kernel.org/stable/c/0dd78d9d9b546de08e2ae391541f48cea0a9b842","https://git.kernel.org/stable/c/6274281c41efa8dd1aa5234c59ad904ff89d7af4"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98408.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98408","state":"PUBLISHED","datePublished":"2026-10-14T13:27:42.390Z","dateUpdated":"2026-10-19T09:19:01.406Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.347Z"},"containers":{"cna":{"title":"watchdog: rzv2h: Avoid division by zero","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwatchdog: rzv2h: Avoid division by zero\n\nclk_get_rate() could return 0.  Avoid a division by zero panic."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f6febd0a30b6e299a08076116256e3b36c24eada","status":"affected","lessThan":"eb14ee406e1d0fbbfb857f0eaa710daa8c2dc30e","versionType":"git"},{"version":"f6febd0a30b6e299a08076116256e3b36c24eada","status":"affected","lessThan":"0dd78d9d9b546de08e2ae391541f48cea0a9b842","versionType":"git"},{"version":"f6febd0a30b6e299a08076116256e3b36c24eada","status":"affected","lessThan":"6274281c41efa8dd1aa5234c59ad904ff89d7af4","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/watchdog/rzv2h_wdt.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.18.54","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.8","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/watchdog/rzv2h_wdt.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/eb14ee406e1d0fbbfb857f0eaa710daa8c2dc30e"},{"url":"https://git.kernel.org/stable/c/0dd78d9d9b546de08e2ae391541f48cea0a9b842"},{"url":"https://git.kernel.org/stable/c/6274281c41efa8dd1aa5234c59ad904ff89d7af4"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:19:01.406Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.18.54"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.2.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}