{"id":"CVE-2022-50353","summary":"mmc: wmt-sdmmc: fix return value check of mmc_add_host()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: wmt-sdmmc: 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(), besides, clk_disable_unprepare() also needs be called.","modified":"2026-03-20T11:47:25.207724Z","published":"2025-09-17T14:56:06.761Z","related":["SUSE-SU-2025:03615-1","SUSE-SU-2025:03628-1","SUSE-SU-2025:3716-1","SUSE-SU-2025:3761-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50353.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/29276d56f6ed138db0f38cd31aedc0b725c8c76c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/58c3a8d0f1abeb1ca5c2df948be58ad4f7bb6f67"},{"type":"WEB","url":"https://git.kernel.org/stable/c/70b0620afab3c69d95a7e2dd7ceff162a21c4009"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9bedf64dda84b29151e41591d8ded9ff0e6d336a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b40ac3b696a9c84b36211ef0c3f5a422650c101b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c7a328cea791cc2769b6417943939420913b4a46"},{"type":"WEB","url":"https://git.kernel.org/stable/c/eb7a2d516d4fbd165c07877a20feccb047342b1f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ecd6f77af3478f5223aa4011642a891b7dc91228"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50353.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-50353"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"3a96dff0f828ae9dfb43efd49a9b67a74c6dc360"},{"fixed":"70b0620afab3c69d95a7e2dd7ceff162a21c4009"},{"fixed":"ecd6f77af3478f5223aa4011642a891b7dc91228"},{"fixed":"c7a328cea791cc2769b6417943939420913b4a46"},{"fixed":"9bedf64dda84b29151e41591d8ded9ff0e6d336a"},{"fixed":"58c3a8d0f1abeb1ca5c2df948be58ad4f7bb6f67"},{"fixed":"b40ac3b696a9c84b36211ef0c3f5a422650c101b"},{"fixed":"eb7a2d516d4fbd165c07877a20feccb047342b1f"},{"fixed":"29276d56f6ed138db0f38cd31aedc0b725c8c76c"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-50353.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}