{"id":"CVE-2022-50268","state":"PUBLISHED","title":"mmc: moxart: fix return value check of mmc_add_host()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: moxart: fix return value check of mmc_add_host()\n\nmmc_add_host() may return error, if we ignore its return value, the memory\nthat allocated in mmc_alloc_host() will be leaked and it will lead a kernel\ncrash because of deleting not added device in the remove path.\n\nSo fix this by checking the return value and goto error path which will call\nmmc_free_host().","publishedAt":"2025-09-15T14:21:04.555Z","updatedAt":"2026-05-11T19:16:02.317Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"a4c765f5d8e58138cff69f1510b2e8942ec37022","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"a94d466f31a5201995d39bc1208e2c09ab04f0bf","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"c7e9a2059fb943fc3c3fa12261518fd72a0fc136","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"b174f2b36c638fc7737df6c8aac1889a646be98f","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"7c3b301ca8b0cab392c71da8fcdfa499074f8e97","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"f0502fe86a2db2336c9498d2de3e97f22dcf85ae","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"8f8bb62c7c5c833758ef1563fe738afd579c3efe","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"40aa73c70e8a5706f9cbe01409a5e51cc0f1750e","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"0ca18d09c744fb030ae9bc5836c3e357e0237dea","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mmc/host/moxart-mmc.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.16","versionType":"semver"},{"version":"4.9.337","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.303","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.270","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.229","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.86","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mmc/host/moxart-mmc.c"]}],"references":["https://git.kernel.org/stable/c/a4c765f5d8e58138cff69f1510b2e8942ec37022","https://git.kernel.org/stable/c/a94d466f31a5201995d39bc1208e2c09ab04f0bf","https://git.kernel.org/stable/c/c7e9a2059fb943fc3c3fa12261518fd72a0fc136","https://git.kernel.org/stable/c/b174f2b36c638fc7737df6c8aac1889a646be98f","https://git.kernel.org/stable/c/7c3b301ca8b0cab392c71da8fcdfa499074f8e97","https://git.kernel.org/stable/c/f0502fe86a2db2336c9498d2de3e97f22dcf85ae","https://git.kernel.org/stable/c/8f8bb62c7c5c833758ef1563fe738afd579c3efe","https://git.kernel.org/stable/c/40aa73c70e8a5706f9cbe01409a5e51cc0f1750e","https://git.kernel.org/stable/c/0ca18d09c744fb030ae9bc5836c3e357e0237dea"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50268.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50268","state":"PUBLISHED","datePublished":"2025-09-15T14:21:04.555Z","dateUpdated":"2026-05-11T19:16:02.317Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-15T13:58:00.975Z"},"containers":{"cna":{"title":"mmc: moxart: fix return value check of mmc_add_host()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: moxart: fix return value check of mmc_add_host()\n\nmmc_add_host() may return error, if we ignore its return value, the memory\nthat allocated in mmc_alloc_host() will be leaked and it will lead a kernel\ncrash because of deleting not added device in the remove path.\n\nSo fix this by checking the return value and goto error path which will call\nmmc_free_host()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"a4c765f5d8e58138cff69f1510b2e8942ec37022","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"a94d466f31a5201995d39bc1208e2c09ab04f0bf","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"c7e9a2059fb943fc3c3fa12261518fd72a0fc136","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"b174f2b36c638fc7737df6c8aac1889a646be98f","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"7c3b301ca8b0cab392c71da8fcdfa499074f8e97","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"f0502fe86a2db2336c9498d2de3e97f22dcf85ae","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"8f8bb62c7c5c833758ef1563fe738afd579c3efe","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"40aa73c70e8a5706f9cbe01409a5e51cc0f1750e","versionType":"git"},{"version":"1b66e94e6b9995323190f31c51d8e1a6f516627e","status":"affected","lessThan":"0ca18d09c744fb030ae9bc5836c3e357e0237dea","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mmc/host/moxart-mmc.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.16","versionType":"semver"},{"version":"4.9.337","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.303","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.270","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.229","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.86","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mmc/host/moxart-mmc.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/a4c765f5d8e58138cff69f1510b2e8942ec37022"},{"url":"https://git.kernel.org/stable/c/a94d466f31a5201995d39bc1208e2c09ab04f0bf"},{"url":"https://git.kernel.org/stable/c/c7e9a2059fb943fc3c3fa12261518fd72a0fc136"},{"url":"https://git.kernel.org/stable/c/b174f2b36c638fc7737df6c8aac1889a646be98f"},{"url":"https://git.kernel.org/stable/c/7c3b301ca8b0cab392c71da8fcdfa499074f8e97"},{"url":"https://git.kernel.org/stable/c/f0502fe86a2db2336c9498d2de3e97f22dcf85ae"},{"url":"https://git.kernel.org/stable/c/8f8bb62c7c5c833758ef1563fe738afd579c3efe"},{"url":"https://git.kernel.org/stable/c/40aa73c70e8a5706f9cbe01409a5e51cc0f1750e"},{"url":"https://git.kernel.org/stable/c/0ca18d09c744fb030ae9bc5836c3e357e0237dea"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:16:02.317Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.16","versionEndExcluding":"4.9.337"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.16","versionEndExcluding":"4.14.303"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.16","versionEndExcluding":"4.19.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.16","versionEndExcluding":"5.4.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.16","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.16","versionEndExcluding":"5.15.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.16","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.16","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.16","versionEndExcluding":"6.2"}]}]}],"x_generator":{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