{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-54204","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-30T12:06:44.499Z","datePublished":"2025-12-30T12:11:04.622Z","dateUpdated":"2026-05-11T19:57:28.938Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:57:28.938Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: sunplus: fix return value check of mmc_add_host()\n\nmmc_add_host() may return error, if we ignore its return value,\n1. the memory allocated in mmc_alloc_host() will be leaked\n2. null-ptr-deref will happen when calling mmc_remove_host()\nin remove function spmmc_drv_remove() because deleting not\nadded device.\n\nFix this by checking the return value of mmc_add_host(). Moreover,\nI fixed the error handling path of spmmc_drv_probe() to clean up."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mmc/host/sunplus-mmc.c"],"versions":[{"version":"4e268fed8b1861616af28f9cfb4eed8ca5d7af6c","lessThan":"741a951f41929f39cae70c66d86d0754d3129d0a","status":"affected","versionType":"git"},{"version":"4e268fed8b1861616af28f9cfb4eed8ca5d7af6c","lessThan":"dce6d8f985fa1ef5c2af47f4f86ea65511b78656","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/sunplus-mmc.c"],"versions":[{"version":"6.2","status":"affected"},{"version":"0","lessThan":"6.2","status":"unaffected","versionType":"semver"},{"version":"6.4.12","lessThanOrEqual":"6.4.*","status":"unaffected","versionType":"semver"},{"version":"6.5","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":"6.2","versionEndExcluding":"6.4.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.5"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/741a951f41929f39cae70c66d86d0754d3129d0a"},{"url":"https://git.kernel.org/stable/c/dce6d8f985fa1ef5c2af47f4f86ea65511b78656"}],"title":"mmc: sunplus: fix return value check of mmc_add_host()","x_generator":{"engine":"bippy-1.2.0"}}}}