{"id":"CVE-2022-50160","state":"PUBLISHED","title":"mtd: maps: Fix refcount leak in ap_flash_init","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: maps: Fix refcount leak in ap_flash_init\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.","publishedAt":"2025-06-18T11:03:16.447Z","updatedAt":"2026-05-11T19:13:58.058Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"995fb2874bb5696357846a91e59181c600e6aac8","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"d10855876a6f47add6ff621cef25cc0171dac162","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"80b1465b2ae81ebb59bbe62bcb7a7f7d4e9ece6f","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"941ef6997f9db704fe4fd62fc01e420fdd5048b2","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"d5730780e9ea84e5476752a47c749036c6a74af5","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"a74322d4b897ddc268b340c4a397f6066c2f945d","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"babd7b0124650ab71a6487e38588b8659b3aa2dc","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"77087a04c8fd554134bddcb8a9ff87b21f357926","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mtd/maps/physmap-versatile.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.7","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.7","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/mtd/maps/physmap-versatile.c"]}],"references":["https://git.kernel.org/stable/c/995fb2874bb5696357846a91e59181c600e6aac8","https://git.kernel.org/stable/c/d10855876a6f47add6ff621cef25cc0171dac162","https://git.kernel.org/stable/c/80b1465b2ae81ebb59bbe62bcb7a7f7d4e9ece6f","https://git.kernel.org/stable/c/941ef6997f9db704fe4fd62fc01e420fdd5048b2","https://git.kernel.org/stable/c/d5730780e9ea84e5476752a47c749036c6a74af5","https://git.kernel.org/stable/c/a74322d4b897ddc268b340c4a397f6066c2f945d","https://git.kernel.org/stable/c/babd7b0124650ab71a6487e38588b8659b3aa2dc","https://git.kernel.org/stable/c/77087a04c8fd554134bddcb8a9ff87b21f357926"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50160.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50160","state":"PUBLISHED","datePublished":"2025-06-18T11:03:16.447Z","dateUpdated":"2026-05-11T19:13:58.058Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-06-18T10:57:27.425Z"},"containers":{"cna":{"title":"mtd: maps: Fix refcount leak in ap_flash_init","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: maps: Fix refcount leak in ap_flash_init\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."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"995fb2874bb5696357846a91e59181c600e6aac8","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"d10855876a6f47add6ff621cef25cc0171dac162","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"80b1465b2ae81ebb59bbe62bcb7a7f7d4e9ece6f","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"941ef6997f9db704fe4fd62fc01e420fdd5048b2","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"d5730780e9ea84e5476752a47c749036c6a74af5","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"a74322d4b897ddc268b340c4a397f6066c2f945d","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"babd7b0124650ab71a6487e38588b8659b3aa2dc","versionType":"git"},{"version":"b0afd44bc192ff4c0e90a5fc1724350bcfc32b33","status":"affected","lessThan":"77087a04c8fd554134bddcb8a9ff87b21f357926","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mtd/maps/physmap-versatile.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.7","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.7","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/mtd/maps/physmap-versatile.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/995fb2874bb5696357846a91e59181c600e6aac8"},{"url":"https://git.kernel.org/stable/c/d10855876a6f47add6ff621cef25cc0171dac162"},{"url":"https://git.kernel.org/stable/c/80b1465b2ae81ebb59bbe62bcb7a7f7d4e9ece6f"},{"url":"https://git.kernel.org/stable/c/941ef6997f9db704fe4fd62fc01e420fdd5048b2"},{"url":"https://git.kernel.org/stable/c/d5730780e9ea84e5476752a47c749036c6a74af5"},{"url":"https://git.kernel.org/stable/c/a74322d4b897ddc268b340c4a397f6066c2f945d"},{"url":"https://git.kernel.org/stable/c/babd7b0124650ab71a6487e38588b8659b3aa2dc"},{"url":"https://git.kernel.org/stable/c/77087a04c8fd554134bddcb8a9ff87b21f357926"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:13:58.058Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"4.14.291"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"4.19.256"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"5.4.211"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"5.10.137"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"5.15.61"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"5.18.18"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"5.19.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7","versionEndExcluding":"6.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}