{"api_version":"1","generated_at":"2026-11-11T05:55:06+00:00","cve":"CVE-2022-49807","urls":{"html":"https://cve.report/CVE-2022-49807","api":"https://cve.report/api/cve/CVE-2022-49807.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-49807","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-49807"},"summary":{"title":"nvmet: fix a memory leak in nvmet_auth_set_key","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvmet: fix a memory leak in nvmet_auth_set_key\n\nWhen changing dhchap secrets we need to release the old\nsecrets as well.\n\nkmemleak complaint:\n--\nunreferenced object 0xffff8c7f44ed8180 (size 64):\n  comm \"check\", pid 7304, jiffies 4295686133 (age 72034.246s)\n  hex dump (first 32 bytes):\n    44 48 48 43 2d 31 3a 30 30 3a 4c 64 4c 4f 64 71  DHHC-1:00:LdLOdq\n    79 56 69 67 77 48 55 32 6d 5a 59 4c 7a 35 59 38  yVigwHU2mZYLz5Y8\n  backtrace:\n    [<00000000b6fc5071>] kstrdup+0x2e/0x60\n    [<00000000f0f4633f>] 0xffffffffc0e07ee6\n    [<0000000053006c05>] 0xffffffffc0dff783\n    [<00000000419ae922>] configfs_write_iter+0xb1/0x120\n    [<000000008183c424>] vfs_write+0x2be/0x3c0\n    [<000000009005a2a5>] ksys_write+0x5f/0xe0\n    [<00000000cd495c89>] do_syscall_64+0x38/0x90\n    [<00000000f2a84ac5>] entry_SYSCALL_64_after_hwframe+0x63/0xcd","state":"PUBLISHED","assigner":"Linux","published_at":"2025-05-01 15:16:04","updated_at":"2026-11-05 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fix a memory leak in nvmet_auth_set_key","CVE":"CVE-2022-49807","Year":"2022"},"notes":[{"CveYear":"2022","CveId":"49807","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvmet: fix a memory leak in nvmet_auth_set_key\n\nWhen changing dhchap secrets we need to release the old\nsecrets as well.\n\nkmemleak complaint:\n--\nunreferenced object 0xffff8c7f44ed8180 (size 64):\n  comm \"check\", pid 7304, jiffies 4295686133 (age 72034.246s)\n  hex dump (first 32 bytes):\n    44 48 48 43 2d 31 3a 30 30 3a 4c 64 4c 4f 64 71  DHHC-1:00:LdLOdq\n    79 56 69 67 77 48 55 32 6d 5a 59 4c 7a 35 59 38  yVigwHU2mZYLz5Y8\n  backtrace:\n    [<00000000b6fc5071>] kstrdup+0x2e/0x60\n    [<00000000f0f4633f>] 0xffffffffc0e07ee6\n    [<0000000053006c05>] 0xffffffffc0dff783\n    [<00000000419ae922>] configfs_write_iter+0xb1/0x120\n    [<000000008183c424>] vfs_write+0x2be/0x3c0\n    [<000000009005a2a5>] ksys_write+0x5f/0xe0\n    [<00000000cd495c89>] do_syscall_64+0x38/0x90\n    [<00000000f2a84ac5>] entry_SYSCALL_64_after_hwframe+0x63/0xcd","Type":"Description","Title":"nvmet: fix a memory leak in nvmet_auth_set_key"}]}}}