{"id":"CVE-2022-50141","state":"PUBLISHED","title":"mmc: sdhci-of-esdhc: Fix refcount leak in esdhc_signal_voltage_switch","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: sdhci-of-esdhc: Fix refcount leak in esdhc_signal_voltage_switch\n\nof_find_matching_node() returns a node pointer with refcount\nincremented, we should use of_node_put() on it when not need anymore.\nAdd missing of_node_put() to avoid refcount leak.\nof_node_put() checks null pointer.","publishedAt":"2025-06-18T11:03:03.704Z","updatedAt":"2026-05-11T19:13:37.009Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"a63d5d01e83b984b1b9c7ae8fc9c8c93697a3820","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"547db1dd98d1815574ebea7358015a17199a93bc","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"4c472a2c9ed6ea9d272268d7f484d4303c549f1a","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"b305475df756256a186623f0991d05a816de881a","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"352377cf74710bc3368dddf78f17210dfe456933","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"b074f1e8060836baeb0ee91181f4194b9a0ee16a","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"8b902840f6a3584f702bcb59834691b30f3d7c5a","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"b5899a3e2f783a27b268e38d37f9b24c71bddf45","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mmc/host/sdhci-of-esdhc.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"4.14.291","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.256","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.211","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.137","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.61","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.18","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19.2","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0","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/sdhci-of-esdhc.c"]}],"references":["https://git.kernel.org/stable/c/a63d5d01e83b984b1b9c7ae8fc9c8c93697a3820","https://git.kernel.org/stable/c/547db1dd98d1815574ebea7358015a17199a93bc","https://git.kernel.org/stable/c/4c472a2c9ed6ea9d272268d7f484d4303c549f1a","https://git.kernel.org/stable/c/b305475df756256a186623f0991d05a816de881a","https://git.kernel.org/stable/c/352377cf74710bc3368dddf78f17210dfe456933","https://git.kernel.org/stable/c/b074f1e8060836baeb0ee91181f4194b9a0ee16a","https://git.kernel.org/stable/c/8b902840f6a3584f702bcb59834691b30f3d7c5a","https://git.kernel.org/stable/c/b5899a3e2f783a27b268e38d37f9b24c71bddf45"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50141.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50141","state":"PUBLISHED","datePublished":"2025-06-18T11:03:03.704Z","dateUpdated":"2026-05-11T19:13:37.009Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-06-18T10:57:27.423Z"},"containers":{"cna":{"title":"mmc: sdhci-of-esdhc: Fix refcount leak in esdhc_signal_voltage_switch","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: sdhci-of-esdhc: Fix refcount leak in esdhc_signal_voltage_switch\n\nof_find_matching_node() returns a node pointer with refcount\nincremented, we should use of_node_put() on it when not need anymore.\nAdd missing of_node_put() to avoid refcount leak.\nof_node_put() checks null pointer."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"a63d5d01e83b984b1b9c7ae8fc9c8c93697a3820","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"547db1dd98d1815574ebea7358015a17199a93bc","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"4c472a2c9ed6ea9d272268d7f484d4303c549f1a","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"b305475df756256a186623f0991d05a816de881a","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"352377cf74710bc3368dddf78f17210dfe456933","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"b074f1e8060836baeb0ee91181f4194b9a0ee16a","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"8b902840f6a3584f702bcb59834691b30f3d7c5a","versionType":"git"},{"version":"ea35645a3c66a74af92d3bbb4eb131220fc3e58a","status":"affected","lessThan":"b5899a3e2f783a27b268e38d37f9b24c71bddf45","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mmc/host/sdhci-of-esdhc.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"4.14.291","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.256","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.211","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.137","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.61","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.18","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19.2","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0","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/sdhci-of-esdhc.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/a63d5d01e83b984b1b9c7ae8fc9c8c93697a3820"},{"url":"https://git.kernel.org/stable/c/547db1dd98d1815574ebea7358015a17199a93bc"},{"url":"https://git.kernel.org/stable/c/4c472a2c9ed6ea9d272268d7f484d4303c549f1a"},{"url":"https://git.kernel.org/stable/c/b305475df756256a186623f0991d05a816de881a"},{"url":"https://git.kernel.org/stable/c/352377cf74710bc3368dddf78f17210dfe456933"},{"url":"https://git.kernel.org/stable/c/b074f1e8060836baeb0ee91181f4194b9a0ee16a"},{"url":"https://git.kernel.org/stable/c/8b902840f6a3584f702bcb59834691b30f3d7c5a"},{"url":"https://git.kernel.org/stable/c/b5899a3e2f783a27b268e38d37f9b24c71bddf45"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:13:37.009Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"4.14.291"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"4.19.256"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.4.211"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.10.137"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.15.61"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.18.18"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.19.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}