{"id":"CVE-2022-49811","state":"PUBLISHED","title":"drbd: use after free in drbd_create_device()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrbd: use after free in drbd_create_device()\n\nThe drbd_destroy_connection() frees the \"connection\" so use the _safe()\niterator to prevent a use after free.","publishedAt":"2025-05-01T14:09:36.098Z","updatedAt":"2026-05-11T19:07:14.890Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"fc1897f16ebcfd22364f2afcc27f53a740f3bc7a","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"bf47ca1b35fc1f55091ffaff5fbe41ea0c6f59a1","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"813a8dd9c45fd46f5cbbfbedf0791afa7740ccf5","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"9ed51414aef6e59e832e2960f10766dce2d5b1a1","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"7d93417d596402ddd46bd76c721f205d09d0d025","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"c2a00b149836d60c222930bbea6b2139caf34d4f","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"a7a1598189228b5007369a9622ccdf587be0730f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/drbd/drbd_main.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.15","versionType":"semver"},{"version":"4.14.300","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.267","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.225","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.156","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.80","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.10","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/block/drbd/drbd_main.c"]}],"references":["https://git.kernel.org/stable/c/fc1897f16ebcfd22364f2afcc27f53a740f3bc7a","https://git.kernel.org/stable/c/bf47ca1b35fc1f55091ffaff5fbe41ea0c6f59a1","https://git.kernel.org/stable/c/813a8dd9c45fd46f5cbbfbedf0791afa7740ccf5","https://git.kernel.org/stable/c/9ed51414aef6e59e832e2960f10766dce2d5b1a1","https://git.kernel.org/stable/c/7d93417d596402ddd46bd76c721f205d09d0d025","https://git.kernel.org/stable/c/c2a00b149836d60c222930bbea6b2139caf34d4f","https://git.kernel.org/stable/c/a7a1598189228b5007369a9622ccdf587be0730f"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49811.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49811","state":"PUBLISHED","datePublished":"2025-05-01T14:09:36.098Z","dateUpdated":"2026-05-11T19:07:14.890Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-05-01T14:05:17.226Z"},"containers":{"cna":{"title":"drbd: use after free in drbd_create_device()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrbd: use after free in drbd_create_device()\n\nThe drbd_destroy_connection() frees the \"connection\" so use the _safe()\niterator to prevent a use after free."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"fc1897f16ebcfd22364f2afcc27f53a740f3bc7a","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"bf47ca1b35fc1f55091ffaff5fbe41ea0c6f59a1","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"813a8dd9c45fd46f5cbbfbedf0791afa7740ccf5","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"9ed51414aef6e59e832e2960f10766dce2d5b1a1","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"7d93417d596402ddd46bd76c721f205d09d0d025","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"c2a00b149836d60c222930bbea6b2139caf34d4f","versionType":"git"},{"version":"b6f85ef9538b2111a8ba0bbfae9aaebabfc94961","status":"affected","lessThan":"a7a1598189228b5007369a9622ccdf587be0730f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/drbd/drbd_main.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.15","versionType":"semver"},{"version":"4.14.300","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.267","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.225","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.156","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.80","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.10","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/block/drbd/drbd_main.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/fc1897f16ebcfd22364f2afcc27f53a740f3bc7a"},{"url":"https://git.kernel.org/stable/c/bf47ca1b35fc1f55091ffaff5fbe41ea0c6f59a1"},{"url":"https://git.kernel.org/stable/c/813a8dd9c45fd46f5cbbfbedf0791afa7740ccf5"},{"url":"https://git.kernel.org/stable/c/9ed51414aef6e59e832e2960f10766dce2d5b1a1"},{"url":"https://git.kernel.org/stable/c/7d93417d596402ddd46bd76c721f205d09d0d025"},{"url":"https://git.kernel.org/stable/c/c2a00b149836d60c222930bbea6b2139caf34d4f"},{"url":"https://git.kernel.org/stable/c/a7a1598189228b5007369a9622ccdf587be0730f"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:07:14.890Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"4.14.300"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"4.19.267"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.4.225"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.10.156"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"5.15.80"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"6.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.15","versionEndExcluding":"6.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}