CVE-2022-49807 (GCVE-0-2022-49807)
Vulnerability from cvelistv5
Published
2025-05-01 14:09
Modified
2025-05-04 08:45
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: nvmet: fix a memory leak in nvmet_auth_set_key When changing dhchap secrets we need to release the old secrets as well. kmemleak complaint: -- unreferenced object 0xffff8c7f44ed8180 (size 64): comm "check", pid 7304, jiffies 4295686133 (age 72034.246s) hex dump (first 32 bytes): 44 48 48 43 2d 31 3a 30 30 3a 4c 64 4c 4f 64 71 DHHC-1:00:LdLOdq 79 56 69 67 77 48 55 32 6d 5a 59 4c 7a 35 59 38 yVigwHU2mZYLz5Y8 backtrace: [<00000000b6fc5071>] kstrdup+0x2e/0x60 [<00000000f0f4633f>] 0xffffffffc0e07ee6 [<0000000053006c05>] 0xffffffffc0dff783 [<00000000419ae922>] configfs_write_iter+0xb1/0x120 [<000000008183c424>] vfs_write+0x2be/0x3c0 [<000000009005a2a5>] ksys_write+0x5f/0xe0 [<00000000cd495c89>] do_syscall_64+0x38/0x90 [<00000000f2a84ac5>] entry_SYSCALL_64_after_hwframe+0x63/0xcd
References
Impacted products
Vendor Product Version
Linux Linux Version: db1312dd95488b5e6ff362ff66fcf953a46b1821
Version: db1312dd95488b5e6ff362ff66fcf953a46b1821
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvme/target/auth.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "65710ea51d4a185592c7b14c9e33d0c4a364f074",
              "status": "affected",
              "version": "db1312dd95488b5e6ff362ff66fcf953a46b1821",
              "versionType": "git"
            },
            {
              "lessThan": "0a52566279b4ee65ecd2503d7b7342851f84755c",
              "status": "affected",
              "version": "db1312dd95488b5e6ff362ff66fcf953a46b1821",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvme/target/auth.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.0"
            },
            {
              "lessThan": "6.0",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.10",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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    [\u003c00000000b6fc5071\u003e] kstrdup+0x2e/0x60\n    [\u003c00000000f0f4633f\u003e] 0xffffffffc0e07ee6\n    [\u003c0000000053006c05\u003e] 0xffffffffc0dff783\n    [\u003c00000000419ae922\u003e] configfs_write_iter+0xb1/0x120\n    [\u003c000000008183c424\u003e] vfs_write+0x2be/0x3c0\n    [\u003c000000009005a2a5\u003e] ksys_write+0x5f/0xe0\n    [\u003c00000000cd495c89\u003e] do_syscall_64+0x38/0x90\n    [\u003c00000000f2a84ac5\u003e] entry_SYSCALL_64_after_hwframe+0x63/0xcd"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:45:46.011Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/65710ea51d4a185592c7b14c9e33d0c4a364f074"
        },
        {
          "url": "https://git.kernel.org/stable/c/0a52566279b4ee65ecd2503d7b7342851f84755c"
        }
      ],
      "title": "nvmet: fix a memory leak in nvmet_auth_set_key",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49807",
    "datePublished": "2025-05-01T14:09:33.492Z",
    "dateReserved": "2025-05-01T14:05:17.225Z",
    "dateUpdated": "2025-05-04T08:45:46.011Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49807\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-01T15:16:04.030\",\"lastModified\":\"2025-05-02T13:53:20.943\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"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    [\u003c00000000b6fc5071\u003e] kstrdup+0x2e/0x60\\n    [\u003c00000000f0f4633f\u003e] 0xffffffffc0e07ee6\\n    [\u003c0000000053006c05\u003e] 0xffffffffc0dff783\\n    [\u003c00000000419ae922\u003e] configfs_write_iter+0xb1/0x120\\n    [\u003c000000008183c424\u003e] vfs_write+0x2be/0x3c0\\n    [\u003c000000009005a2a5\u003e] ksys_write+0x5f/0xe0\\n    [\u003c00000000cd495c89\u003e] do_syscall_64+0x38/0x90\\n    [\u003c00000000f2a84ac5\u003e] entry_SYSCALL_64_after_hwframe+0x63/0xcd\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: nvmet: corrige una p\u00e9rdida de memoria en nvmet_auth_set_key Al cambiar los secretos de dhchap, tambi\u00e9n debemos liberar los secretos antiguos. Queja de kmemleak: -- objeto sin referencia 0xffff8c7f44ed8180 (tama\u00f1o 64): comm \\\"check\\\", pid 7304, jiffies 4295686133 (edad 72034.246s) volcado hexadecimal (primeros 32 bytes): 44 48 48 43 2d 31 3a 30 30 3a 4c 64 4c 4f 64 71 DHHC-1:00:LdLOdq 79 56 69 67 77 48 55 32 6d 5a 59 4c 7a 35 59 38 yVigwHU2mZYLz5Y8 backtrace: [\u0026lt;00000000b6fc5071\u0026gt;] kstrdup+0x2e/0x60 [\u0026lt;00000000f0f4633f\u0026gt;] 0xffffffffc0e07ee6 [\u0026lt;0000000053006c05\u0026gt;] 0xffffffffc0dff783 [\u0026lt;00000000419ae922\u0026gt;] configfs_write_iter+0xb1/0x120 [\u0026lt;000000008183c424\u0026gt;] vfs_write+0x2be/0x3c0 [\u0026lt;000000009005a2a5\u0026gt;] ksys_write+0x5f/0xe0 [\u0026lt;00000000cd495c89\u0026gt;] do_syscall_64+0x38/0x90 [\u0026lt;00000000f2a84ac5\u0026gt;] entry_SYSCALL_64_after_hwframe+0x63/0xcd \"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0a52566279b4ee65ecd2503d7b7342851f84755c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/65710ea51d4a185592c7b14c9e33d0c4a364f074\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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