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FKIE_CVE-2026-93062

Vulnerability from fkie_nvd - Published: 2026-09-17 17:17 - Updated: 2026-09-17 17:17
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: guard against division by zero in iwl_dbg_tlv_alloc_fragments Make sure we don't end-up with a num_frags = 0 situation. For that, check that the required size is not 0 and put a checker on num_frags as well.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/11dde137f1258004bd1ed76ea2480a641e1fb753
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6df26657c626b63b5a47026128cc021f66722a41
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9318bc0c41b24705690cf80d1596cf6b711e7027
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bc7a7ad93070879c74cdcb107ebb1a02ec212712
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f26f72c2448829701d7c3e840fac9d168a98a955
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "11dde137f1258004bd1ed76ea2480a641e1fb753",
              "status": "affected",
              "version": "14124b25780db542b2bc31aadecc37a2a6534f40",
              "versionType": "git"
            },
            {
              "lessThan": "6df26657c626b63b5a47026128cc021f66722a41",
              "status": "affected",
              "version": "14124b25780db542b2bc31aadecc37a2a6534f40",
              "versionType": "git"
            },
            {
              "lessThan": "f26f72c2448829701d7c3e840fac9d168a98a955",
              "status": "affected",
              "version": "14124b25780db542b2bc31aadecc37a2a6534f40",
              "versionType": "git"
            },
            {
              "lessThan": "bc7a7ad93070879c74cdcb107ebb1a02ec212712",
              "status": "affected",
              "version": "14124b25780db542b2bc31aadecc37a2a6534f40",
              "versionType": "git"
            },
            {
              "lessThan": "9318bc0c41b24705690cf80d1596cf6b711e7027",
              "status": "affected",
              "version": "14124b25780db542b2bc31aadecc37a2a6534f40",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.5"
            },
            {
              "lessThan": "5.5",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.157",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.110",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.52",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.2.*",
              "status": "unaffected",
              "version": "7.2.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.3-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: guard against division by zero in iwl_dbg_tlv_alloc_fragments\n\nMake sure we don\u0027t end-up with a num_frags = 0 situation.\nFor that, check that the required size is not 0 and put a checker on\nnum_frags as well."
    }
  ],
  "id": "CVE-2026-93062",
  "lastModified": "2026-09-17T17:17:59.897",
  "metrics": {},
  "published": "2026-09-17T17:17:59.897",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/11dde137f1258004bd1ed76ea2480a641e1fb753"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/6df26657c626b63b5a47026128cc021f66722a41"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/9318bc0c41b24705690cf80d1596cf6b711e7027"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/bc7a7ad93070879c74cdcb107ebb1a02ec212712"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/f26f72c2448829701d7c3e840fac9d168a98a955"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}



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