CVE-2022-49199 (GCVE-0-2022-49199)
Vulnerability from cvelistv5
Published
2025-02-26 01:55
Modified
2025-05-04 08:32
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: RDMA/nldev: Prevent underflow in nldev_stat_set_counter_dynamic_doit() This code checks "index" for an upper bound but it does not check for negatives. Change the type to unsigned to prevent underflows.
References
https://git.kernel.org/stable/c/f6dd8669b8299a3a536cd92a7069152a7704da1d
https://git.kernel.org/stable/c/2a495ef04d5f42e6f00eb2bec1ee9075e3d5a771
https://git.kernel.org/stable/c/87e0eacb176f9500c2063d140c0a1d7fa51ab8a5
Impacted products
Vendor Product Version
Linux Linux Version: 3c3c1f1416392382faa0238e76a70d7810aab2ef
Version: 3c3c1f1416392382faa0238e76a70d7810aab2ef
Version: 3c3c1f1416392382faa0238e76a70d7810aab2ef
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   Linux Linux Version: 5.16
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/infiniband/core/nldev.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "affected",
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              "versionType": "git"
            },
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          "programFiles": [
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          ],
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          "vendor": "Linux",
          "versions": [
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            },
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              "status": "unaffected",
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              "versionType": "semver"
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              "version": "5.17.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.18",
              "versionType": "original_commit_for_fix"
            }
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        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
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                },
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                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.18",
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                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/nldev: Prevent underflow in nldev_stat_set_counter_dynamic_doit()\n\nThis code checks \"index\" for an upper bound but it does not check for\nnegatives.  Change the type to unsigned to prevent underflows."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:32:12.066Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/f6dd8669b8299a3a536cd92a7069152a7704da1d"
        },
        {
          "url": "https://git.kernel.org/stable/c/2a495ef04d5f42e6f00eb2bec1ee9075e3d5a771"
        },
        {
          "url": "https://git.kernel.org/stable/c/87e0eacb176f9500c2063d140c0a1d7fa51ab8a5"
        }
      ],
      "title": "RDMA/nldev: Prevent underflow in nldev_stat_set_counter_dynamic_doit()",
      "x_generator": {
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49199",
    "datePublished": "2025-02-26T01:55:42.120Z",
    "dateReserved": "2025-02-26T01:49:39.291Z",
    "dateUpdated": "2025-05-04T08:32:12.066Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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