{"id":"CVE-2022-50337","state":"PUBLISHED","title":"ocxl: fix pci device refcount leak when calling get_function_0()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nocxl: fix pci device refcount leak when calling get_function_0()\n\nget_function_0() calls pci_get_domain_bus_and_slot(), as comment\nsays, it returns a pci device with refcount increment, so after\nusing it, pci_dev_put() needs be called.\n\nGet the device reference when get_function_0() is not called, so\npci_dev_put() can be called in the error path and callers\nunconditionally. And add comment above get_dvsec_vendor0() to tell\ncallers to call pci_dev_put().","publishedAt":"2025-09-15T14:49:52.919Z","updatedAt":"2026-05-11T19:17:30.242Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"87db7579ebd5ded337056eb765542eb2608f16e3","status":"affected","lessThan":"a40e1b0a922a53fa925ea8b296e3de30a31ed028","versionType":"git"},{"version":"87db7579ebd5ded337056eb765542eb2608f16e3","status":"affected","lessThan":"37a13b274e4513c757e50c002ddcbf4bc89adbb2","versionType":"git"},{"version":"87db7579ebd5ded337056eb765542eb2608f16e3","status":"affected","lessThan":"9a1b3148975b71fdc194e62612478346bbe618cd","versionType":"git"},{"version":"87db7579ebd5ded337056eb765542eb2608f16e3","status":"affected","lessThan":"40ff4c2335a98f0ee96b099bfd70b8e6644f321f","versionType":"git"},{"version":"87db7579ebd5ded337056eb765542eb2608f16e3","status":"affected","lessThan":"27158c72678b39ee01cc01de1aba6b51c71abe2f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/misc/ocxl/config.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.9","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.86","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/misc/ocxl/config.c"]}],"references":["https://git.kernel.org/stable/c/a40e1b0a922a53fa925ea8b296e3de30a31ed028","https://git.kernel.org/stable/c/37a13b274e4513c757e50c002ddcbf4bc89adbb2","https://git.kernel.org/stable/c/9a1b3148975b71fdc194e62612478346bbe618cd","https://git.kernel.org/stable/c/40ff4c2335a98f0ee96b099bfd70b8e6644f321f","https://git.kernel.org/stable/c/27158c72678b39ee01cc01de1aba6b51c71abe2f"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50337.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50337","state":"PUBLISHED","datePublished":"2025-09-15T14:49:52.919Z","dateUpdated":"2026-05-11T19:17:30.242Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-15T14:18:36.817Z"},"containers":{"cna":{"title":"ocxl: fix pci device refcount leak when calling get_function_0()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nocxl: fix pci device refcount leak when calling get_function_0()\n\nget_function_0() calls pci_get_domain_bus_and_slot(), as comment\nsays, it returns a pci device with refcount increment, so after\nusing it, pci_dev_put() needs be called.\n\nGet the device reference when get_function_0() is not called, so\npci_dev_put() can be called in the error path and callers\nunconditionally. And add comment above get_dvsec_vendor0() to tell\ncallers to call pci_dev_put()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"87db7579ebd5ded337056eb765542eb2608f16e3","status":"affected","lessThan":"a40e1b0a922a53fa925ea8b296e3de30a31ed028","versionType":"git"},{"version":"87db7579ebd5ded337056eb765542eb2608f16e3","status":"affected","lessThan":"37a13b274e4513c757e50c002ddcbf4bc89adbb2","versionType":"git"},{"version":"87db7579ebd5ded337056eb765542eb2608f16e3","status":"affected","lessThan":"9a1b3148975b71fdc194e62612478346bbe618cd","versionType":"git"},{"version":"87db7579ebd5ded337056eb765542eb2608f16e3","status":"affected","lessThan":"40ff4c2335a98f0ee96b099bfd70b8e6644f321f","versionType":"git"},{"version":"87db7579ebd5ded337056eb765542eb2608f16e3","status":"affected","lessThan":"27158c72678b39ee01cc01de1aba6b51c71abe2f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/misc/ocxl/config.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.9","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.86","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/misc/ocxl/config.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/a40e1b0a922a53fa925ea8b296e3de30a31ed028"},{"url":"https://git.kernel.org/stable/c/37a13b274e4513c757e50c002ddcbf4bc89adbb2"},{"url":"https://git.kernel.org/stable/c/9a1b3148975b71fdc194e62612478346bbe618cd"},{"url":"https://git.kernel.org/stable/c/40ff4c2335a98f0ee96b099bfd70b8e6644f321f"},{"url":"https://git.kernel.org/stable/c/27158c72678b39ee01cc01de1aba6b51c71abe2f"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:17:30.242Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"5.15.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}