{"id":"CVE-2022-49807","title":"nvmet: fix a memory leak in nvmet_auth_set_key","summary":"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 0xf…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= db1312dd95488b5e6ff362ff66fcf953a46b1821 < 65710ea51d4a185592c7b14c9e33d0c4a364f074","Linux >= db1312dd95488b5e6ff362ff66fcf953a46b1821 < 0a52566279b4ee65ecd2503d7b7342851f84755c","Linux 6.0"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T19:49:04.070702Z"},"published":"2025-05-01","updated":"2026-11-05","sourceUpdated":"2026-11-05T19:49:50.365Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-49807","references":[{"url":"https://git.kernel.org/stable/c/65710ea51d4a185592c7b14c9e33d0c4a364f074"},{"url":"https://git.kernel.org/stable/c/0a52566279b4ee65ecd2503d7b7342851f84755c"}],"tags":["cve.org"],"epss":0.0017,"epssPercentile":0.06435,"ingestedAt":"2026-11-05T22:38:31.600Z","slug":"CVE-2022-49807","body":"## Overview\n\nIn 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\n\n## Affected\n\n- `Linux >= db1312dd95488b5e6ff362ff66fcf953a46b1821 < 65710ea51d4a185592c7b14c9e33d0c4a364f074`\n- `Linux >= db1312dd95488b5e6ff362ff66fcf953a46b1821 < 0a52566279b4ee65ecd2503d7b7342851f84755c`\n- `Linux 6.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}