{"id":"CVE-2022-50431","state":"PUBLISHED","title":"ALSA: aoa: i2sbus: fix possible memory leak in i2sbus_add_dev()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: aoa: i2sbus: fix possible memory leak in i2sbus_add_dev()\n\ndev_set_name() in soundbus_add_one() allocates memory for name, it need be\nfreed when of_device_register() fails, call soundbus_dev_put() to give up\nthe reference that hold in device_initialize(), so that it can be freed in\nkobject_cleanup() when the refcount hit to 0. And other resources are also\nfreed in i2sbus_release_dev(), so it can return 0 directly.","publishedAt":"2025-10-01T11:42:09.700Z","updatedAt":"2026-05-11T19:19:21.840Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"fd410d24665e4efb3c1796797181265efe553e9c","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"802532a50acf501fdafe38a84ca2aa886d68af68","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"027fee10e3a400cf6f3237374a1248da1082807b","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"5bdea674534153110b90d70b02f2fbaf48b2c0eb","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"ce6fd1c382a38b75557db85a2fe99d285540a03d","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"e81d7826b8f40430a1ea1b330e24d9a9eb4512c4","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"c7524279c8ddc7dbf3463bec70e0289097959944","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"4a4c8482e370d697738a78dcd7bf2780832cb712","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/aoa/soundbus/i2sbus/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.18","versionType":"semver"},{"version":"4.9.332","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.298","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.264","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.223","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.153","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.77","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.7","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/aoa/soundbus/i2sbus/core.c"]}],"references":["https://git.kernel.org/stable/c/fd410d24665e4efb3c1796797181265efe553e9c","https://git.kernel.org/stable/c/802532a50acf501fdafe38a84ca2aa886d68af68","https://git.kernel.org/stable/c/027fee10e3a400cf6f3237374a1248da1082807b","https://git.kernel.org/stable/c/5bdea674534153110b90d70b02f2fbaf48b2c0eb","https://git.kernel.org/stable/c/ce6fd1c382a38b75557db85a2fe99d285540a03d","https://git.kernel.org/stable/c/e81d7826b8f40430a1ea1b330e24d9a9eb4512c4","https://git.kernel.org/stable/c/c7524279c8ddc7dbf3463bec70e0289097959944","https://git.kernel.org/stable/c/4a4c8482e370d697738a78dcd7bf2780832cb712"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50431.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50431","state":"PUBLISHED","datePublished":"2025-10-01T11:42:09.700Z","dateUpdated":"2026-05-11T19:19:21.840Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-17T14:53:07.009Z"},"containers":{"cna":{"title":"ALSA: aoa: i2sbus: fix possible memory leak in i2sbus_add_dev()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: aoa: i2sbus: fix possible memory leak in i2sbus_add_dev()\n\ndev_set_name() in soundbus_add_one() allocates memory for name, it need be\nfreed when of_device_register() fails, call soundbus_dev_put() to give up\nthe reference that hold in device_initialize(), so that it can be freed in\nkobject_cleanup() when the refcount hit to 0. And other resources are also\nfreed in i2sbus_release_dev(), so it can return 0 directly."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"fd410d24665e4efb3c1796797181265efe553e9c","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"802532a50acf501fdafe38a84ca2aa886d68af68","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"027fee10e3a400cf6f3237374a1248da1082807b","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"5bdea674534153110b90d70b02f2fbaf48b2c0eb","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"ce6fd1c382a38b75557db85a2fe99d285540a03d","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"e81d7826b8f40430a1ea1b330e24d9a9eb4512c4","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"c7524279c8ddc7dbf3463bec70e0289097959944","versionType":"git"},{"version":"f3d9478b2ce468c3115b02ecae7e975990697f15","status":"affected","lessThan":"4a4c8482e370d697738a78dcd7bf2780832cb712","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/aoa/soundbus/i2sbus/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.18","versionType":"semver"},{"version":"4.9.332","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.298","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.264","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.223","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.153","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.77","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.7","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/aoa/soundbus/i2sbus/core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/fd410d24665e4efb3c1796797181265efe553e9c"},{"url":"https://git.kernel.org/stable/c/802532a50acf501fdafe38a84ca2aa886d68af68"},{"url":"https://git.kernel.org/stable/c/027fee10e3a400cf6f3237374a1248da1082807b"},{"url":"https://git.kernel.org/stable/c/5bdea674534153110b90d70b02f2fbaf48b2c0eb"},{"url":"https://git.kernel.org/stable/c/ce6fd1c382a38b75557db85a2fe99d285540a03d"},{"url":"https://git.kernel.org/stable/c/e81d7826b8f40430a1ea1b330e24d9a9eb4512c4"},{"url":"https://git.kernel.org/stable/c/c7524279c8ddc7dbf3463bec70e0289097959944"},{"url":"https://git.kernel.org/stable/c/4a4c8482e370d697738a78dcd7bf2780832cb712"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:19:21.840Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.18","versionEndExcluding":"4.9.332"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.18","versionEndExcluding":"4.14.298"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.18","versionEndExcluding":"4.19.264"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.18","versionEndExcluding":"5.4.223"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.18","versionEndExcluding":"5.10.153"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.18","versionEndExcluding":"5.15.77"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.18","versionEndExcluding":"6.0.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.18","versionEndExcluding":"6.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}