{"id":"CVE-2022-50582","state":"PUBLISHED","title":"regulator: core: Prevent integer underflow","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: core: Prevent integer underflow\n\nBy using a ratio of delay to poll_enabled_time that is not integer\ntime_remaining underflows and does not exit the loop as expected.\nAs delay could be derived from DT and poll_enabled_time is defined\nin the driver this can easily happen.\n\nUse a signed iterator to make sure that the loop exits once\nthe remaining time is negative.","publishedAt":"2025-10-22T13:23:34.037Z","updatedAt":"2026-05-11T19:22:12.734Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5","status":"affected","lessThan":"b051d9bf98bd9cea312b228e264eb6542a9beb67","versionType":"git"},{"version":"f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5","status":"affected","lessThan":"e33da263e9658bfe870ea7836fbbd72f246d7dbd","versionType":"git"},{"version":"f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5","status":"affected","lessThan":"9f2395316e4845466cb9b5b9b15a171a2c91913c","versionType":"git"},{"version":"f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5","status":"affected","lessThan":"bfe602d9a349360e60e9051c9cafb9fef204524d","versionType":"git"},{"version":"f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5","status":"affected","lessThan":"8d8e16592022c9650df8aedfe6552ed478d7135b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/regulator/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.9","versionType":"semver"},{"version":"5.10.150","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.75","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.19.17","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0.3","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/regulator/core.c"]}],"references":["https://git.kernel.org/stable/c/b051d9bf98bd9cea312b228e264eb6542a9beb67","https://git.kernel.org/stable/c/e33da263e9658bfe870ea7836fbbd72f246d7dbd","https://git.kernel.org/stable/c/9f2395316e4845466cb9b5b9b15a171a2c91913c","https://git.kernel.org/stable/c/bfe602d9a349360e60e9051c9cafb9fef204524d","https://git.kernel.org/stable/c/8d8e16592022c9650df8aedfe6552ed478d7135b"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50582.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50582","state":"PUBLISHED","datePublished":"2025-10-22T13:23:34.037Z","dateUpdated":"2026-05-11T19:22:12.734Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-10-22T13:20:23.762Z"},"containers":{"cna":{"title":"regulator: core: Prevent integer underflow","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: core: Prevent integer underflow\n\nBy using a ratio of delay to poll_enabled_time that is not integer\ntime_remaining underflows and does not exit the loop as expected.\nAs delay could be derived from DT and poll_enabled_time is defined\nin the driver this can easily happen.\n\nUse a signed iterator to make sure that the loop exits once\nthe remaining time is negative."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5","status":"affected","lessThan":"b051d9bf98bd9cea312b228e264eb6542a9beb67","versionType":"git"},{"version":"f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5","status":"affected","lessThan":"e33da263e9658bfe870ea7836fbbd72f246d7dbd","versionType":"git"},{"version":"f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5","status":"affected","lessThan":"9f2395316e4845466cb9b5b9b15a171a2c91913c","versionType":"git"},{"version":"f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5","status":"affected","lessThan":"bfe602d9a349360e60e9051c9cafb9fef204524d","versionType":"git"},{"version":"f7d7ad42a9dc2d63cab6a79fe31e6732a30dacf5","status":"affected","lessThan":"8d8e16592022c9650df8aedfe6552ed478d7135b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/regulator/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.9","versionType":"semver"},{"version":"5.10.150","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.75","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.19.17","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0.3","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/regulator/core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b051d9bf98bd9cea312b228e264eb6542a9beb67"},{"url":"https://git.kernel.org/stable/c/e33da263e9658bfe870ea7836fbbd72f246d7dbd"},{"url":"https://git.kernel.org/stable/c/9f2395316e4845466cb9b5b9b15a171a2c91913c"},{"url":"https://git.kernel.org/stable/c/bfe602d9a349360e60e9051c9cafb9fef204524d"},{"url":"https://git.kernel.org/stable/c/8d8e16592022c9650df8aedfe6552ed478d7135b"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:22:12.734Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"5.10.150"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"5.15.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"5.19.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.0.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}