{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50653","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-08T23:57:43.372Z","datePublished":"2025-12-09T00:00:27.592Z","dateUpdated":"2026-05-11T19:23:00.471Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:23:00.471Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: atmel-mci: fix return value check of mmc_add_host()\n\nmmc_add_host() may return error, if we ignore its return value,\nit will lead two issues:\n1. The memory that allocated in mmc_alloc_host() is leaked.\n2. In the remove() path, mmc_remove_host() will be called to\n   delete device, but it's not added yet, it will lead a kernel\n   crash because of null-ptr-deref in device_del().\n\nSo fix this by checking the return value and calling mmc_free_host()\nin the error path."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mmc/host/atmel-mci.c"],"versions":[{"version":"7d2be0749a59096a334c94dc48f43294193cb8ed","lessThan":"99a6cdfa2cf05028b52f6d8ee85ccc5f8b71b4a2","status":"affected","versionType":"git"},{"version":"7d2be0749a59096a334c94dc48f43294193cb8ed","lessThan":"6bb26abb92f25e582a0976091a10b539fe3796db","status":"affected","versionType":"git"},{"version":"7d2be0749a59096a334c94dc48f43294193cb8ed","lessThan":"00ac0f5f95920f003cd6ece53cdc759549b69118","status":"affected","versionType":"git"},{"version":"7d2be0749a59096a334c94dc48f43294193cb8ed","lessThan":"1925472dec31ec061d57412b3a65a056ea24f340","status":"affected","versionType":"git"},{"version":"7d2be0749a59096a334c94dc48f43294193cb8ed","lessThan":"cc8bb436f3c842a86b9082d97933582120d180e2","status":"affected","versionType":"git"},{"version":"7d2be0749a59096a334c94dc48f43294193cb8ed","lessThan":"85946ceb0fac20ab39cdb85333086daf0291a553","status":"affected","versionType":"git"},{"version":"7d2be0749a59096a334c94dc48f43294193cb8ed","lessThan":"9e6e8c43726673ca2abcaac87640b9215fd72f4c","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mmc/host/atmel-mci.c"],"versions":[{"version":"2.6.27","status":"affected"},{"version":"0","lessThan":"2.6.27","status":"unaffected","versionType":"semver"},{"version":"4.19.270","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.229","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.163","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.86","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.0.16","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1.2","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"4.19.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"5.4.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"5.15.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/99a6cdfa2cf05028b52f6d8ee85ccc5f8b71b4a2"},{"url":"https://git.kernel.org/stable/c/6bb26abb92f25e582a0976091a10b539fe3796db"},{"url":"https://git.kernel.org/stable/c/00ac0f5f95920f003cd6ece53cdc759549b69118"},{"url":"https://git.kernel.org/stable/c/1925472dec31ec061d57412b3a65a056ea24f340"},{"url":"https://git.kernel.org/stable/c/cc8bb436f3c842a86b9082d97933582120d180e2"},{"url":"https://git.kernel.org/stable/c/85946ceb0fac20ab39cdb85333086daf0291a553"},{"url":"https://git.kernel.org/stable/c/9e6e8c43726673ca2abcaac87640b9215fd72f4c"}],"title":"mmc: atmel-mci: fix return value check of mmc_add_host()","x_generator":{"engine":"bippy-1.2.0"}}}}