{"id":"CVE-2023-52652","state":"PUBLISHED","title":"NTB: fix possible name leak in ntb_register_device()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nNTB: fix possible name leak in ntb_register_device()\n\nIf device_register() fails in ntb_register_device(), the device name\nallocated by dev_set_name() should be freed. As per the comment in\ndevice_register(), callers should use put_device() to give up the\nreference in the error path. So fix this by calling put_device() in the\nerror path so that the name can be freed in kobject_cleanup().\n\nAs a result of this, put_device() in the error path of\nntb_register_device() is removed and the actual error is returned.\n\n[mani: reworded commit message]","publishedAt":"2024-05-01T13:03:58.575Z","updatedAt":"2026-05-11T19:31:05.726Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a1bd3baeb2f18b2b3d0f98ce5fdaa725149b950b","status":"affected","lessThan":"a62b9f3d7bbfac874cc0c638bc1776dcf1f8ec06","versionType":"git"},{"version":"a1bd3baeb2f18b2b3d0f98ce5fdaa725149b950b","status":"affected","lessThan":"6632a54ac8057cc0b0d789c6f73883e871bcd25c","versionType":"git"},{"version":"a1bd3baeb2f18b2b3d0f98ce5fdaa725149b950b","status":"affected","lessThan":"a039690d323221eb5865f1f31db3ec264e7a14b6","versionType":"git"},{"version":"a1bd3baeb2f18b2b3d0f98ce5fdaa725149b950b","status":"affected","lessThan":"e8025439ef8e16029dc313d78a351ef192469b7b","versionType":"git"},{"version":"a1bd3baeb2f18b2b3d0f98ce5fdaa725149b950b","status":"affected","lessThan":"913421f9f7fd8324dcc41753d0f28b52e177ef04","versionType":"git"},{"version":"a1bd3baeb2f18b2b3d0f98ce5fdaa725149b950b","status":"affected","lessThan":"aebfdfe39b9327a3077d0df8db3beb3160c9bdd0","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ntb/core.c","drivers/pci/endpoint/functions/pci-epf-vntb.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.2","versionType":"semver"},{"version":"5.15.153","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.83","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.23","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.7.11","status":"unaffected","lessThanOrEqual":"6.7.*","versionType":"semver"},{"version":"6.8.2","status":"unaffected","lessThanOrEqual":"6.8.*","versionType":"semver"},{"version":"6.9","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ntb/core.c","drivers/pci/endpoint/functions/pci-epf-vntb.c"]}],"references":["https://git.kernel.org/stable/c/a62b9f3d7bbfac874cc0c638bc1776dcf1f8ec06","https://git.kernel.org/stable/c/6632a54ac8057cc0b0d789c6f73883e871bcd25c","https://git.kernel.org/stable/c/a039690d323221eb5865f1f31db3ec264e7a14b6","https://git.kernel.org/stable/c/e8025439ef8e16029dc313d78a351ef192469b7b","https://git.kernel.org/stable/c/913421f9f7fd8324dcc41753d0f28b52e177ef04","https://git.kernel.org/stable/c/aebfdfe39b9327a3077d0df8db3beb3160c9bdd0"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/52xxx/CVE-2023-52652.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-52652","state":"PUBLISHED","datePublished":"2024-05-01T13:03:58.575Z","dateUpdated":"2026-05-11T19:31:05.726Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-03-06T09:52:12.098Z"},"containers":{"cna":{"title":"NTB: fix possible name leak in ntb_register_device()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nNTB: fix possible name leak in ntb_register_device()\n\nIf device_register() fails in ntb_register_device(), the device name\nallocated by dev_set_name() should be freed. As per the comment in\ndevice_register(), callers should use put_device() to give up the\nreference in the error path. 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