{"id":"CVE-2022-49836","state":"PUBLISHED","title":"siox: fix possible memory leak in siox_device_add()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nsiox: fix possible memory leak in siox_device_add()\n\nIf device_register() returns error in siox_device_add(),\nthe name allocated by dev_set_name() need be freed. As\ncomment of device_register() says, it should use put_device()\nto give up the reference in the error path. So fix this\nby calling put_device(), then the name can be freed in\nkobject_cleanup(), and sdevice is freed in siox_device_release(),\nset it to null in error path.","publishedAt":"2025-05-01T14:09:53.454Z","updatedAt":"2026-05-11T19:07:42.901Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"0a5da069603ecc3d7aa09167450235462adaa295","versionType":"git"},{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"f9fe7ba4ea5b24ffdf8e125f660aca3ba4a147fb","versionType":"git"},{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"a4b5423f88a17a36550ae8c16c46779b1ee42f4b","versionType":"git"},{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"5d03c2911c529ea4d6ebfec53425f1091e8d402b","versionType":"git"},{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"d9c31e728843259209fb530c59995e4fe262699f","versionType":"git"},{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"6e63153db50059fb78b8a8447b132664887d24e3","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/siox/siox-core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.16","versionType":"semver"},{"version":"4.19.267","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.225","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.156","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.80","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.10","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":["drivers/siox/siox-core.c"]}],"references":["https://git.kernel.org/stable/c/0a5da069603ecc3d7aa09167450235462adaa295","https://git.kernel.org/stable/c/f9fe7ba4ea5b24ffdf8e125f660aca3ba4a147fb","https://git.kernel.org/stable/c/a4b5423f88a17a36550ae8c16c46779b1ee42f4b","https://git.kernel.org/stable/c/5d03c2911c529ea4d6ebfec53425f1091e8d402b","https://git.kernel.org/stable/c/d9c31e728843259209fb530c59995e4fe262699f","https://git.kernel.org/stable/c/6e63153db50059fb78b8a8447b132664887d24e3"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49836.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49836","state":"PUBLISHED","datePublished":"2025-05-01T14:09:53.454Z","dateUpdated":"2026-05-11T19:07:42.901Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-05-01T14:05:17.229Z"},"containers":{"cna":{"title":"siox: fix possible memory leak in siox_device_add()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nsiox: fix possible memory leak in siox_device_add()\n\nIf device_register() returns error in siox_device_add(),\nthe name allocated by dev_set_name() need be freed. As\ncomment of device_register() says, it should use put_device()\nto give up the reference in the error path. So fix this\nby calling put_device(), then the name can be freed in\nkobject_cleanup(), and sdevice is freed in siox_device_release(),\nset it to null in error path."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"0a5da069603ecc3d7aa09167450235462adaa295","versionType":"git"},{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"f9fe7ba4ea5b24ffdf8e125f660aca3ba4a147fb","versionType":"git"},{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"a4b5423f88a17a36550ae8c16c46779b1ee42f4b","versionType":"git"},{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"5d03c2911c529ea4d6ebfec53425f1091e8d402b","versionType":"git"},{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"d9c31e728843259209fb530c59995e4fe262699f","versionType":"git"},{"version":"bbecb07fa0af9a41507ce06d4631fdb3b5059417","status":"affected","lessThan":"6e63153db50059fb78b8a8447b132664887d24e3","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/siox/siox-core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.16","versionType":"semver"},{"version":"4.19.267","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.225","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.156","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.80","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.10","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":["drivers/siox/siox-core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/0a5da069603ecc3d7aa09167450235462adaa295"},{"url":"https://git.kernel.org/stable/c/f9fe7ba4ea5b24ffdf8e125f660aca3ba4a147fb"},{"url":"https://git.kernel.org/stable/c/a4b5423f88a17a36550ae8c16c46779b1ee42f4b"},{"url":"https://git.kernel.org/stable/c/5d03c2911c529ea4d6ebfec53425f1091e8d402b"},{"url":"https://git.kernel.org/stable/c/d9c31e728843259209fb530c59995e4fe262699f"},{"url":"https://git.kernel.org/stable/c/6e63153db50059fb78b8a8447b132664887d24e3"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:07:42.901Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"4.19.267"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"5.4.225"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"5.10.156"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"5.15.80"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}