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FKIE_CVE-2026-90034

Vulnerability from fkie_nvd - Published: 2026-09-16 11:17 - Updated: 2026-09-16 11:17
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: usb: image: mdc800: change kmalloc() to kzalloc() Change the kmalloc() calls in usb_mdc800_init() for irq_urb_buffer and download_urb_buffer to kzalloc(), avoiding potential stack leaks if a shorter message is received in mdc800_usb_irq() and mdc800_usb_download_notify()
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2430eb81e44111b30eeb5273bbcf8b24ca517ef9
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2df8f7720ed91f1aad4f128553b6e90c7c5fac1e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/553c375e86a49882e95840565512e17bff31cc3a
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/67c6726dd6048a2781aa43a2bf9fcf1e16ee3a7d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6c601410d1a9ae645f604fe2f61b9f4942c77dfb
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/838455cc8bfe1278150d1d776529edea6cd4c1dd
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8c38049879f2108f57c98f03cc7f3db51a12bdab
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e22428f0c038c23109c0383a235aa607b0cd4c95
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/usb/image/mdc800.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "6c601410d1a9ae645f604fe2f61b9f4942c77dfb",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "2df8f7720ed91f1aad4f128553b6e90c7c5fac1e",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "67c6726dd6048a2781aa43a2bf9fcf1e16ee3a7d",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "553c375e86a49882e95840565512e17bff31cc3a",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "8c38049879f2108f57c98f03cc7f3db51a12bdab",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "838455cc8bfe1278150d1d776529edea6cd4c1dd",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "e22428f0c038c23109c0383a235aa607b0cd4c95",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "2430eb81e44111b30eeb5273bbcf8b24ca517ef9",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "5.10.270",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "5.15.221",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "6.1.188",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "6.6.157",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "6.12.110",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "6.18.51",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "7.2.5",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/usb/image/mdc800.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.270",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.221",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.188",
              "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": "6.18.51",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.2.*",
              "status": "unaffected",
              "version": "7.2.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.3-rc2",
              "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\nusb: image: mdc800: change kmalloc() to kzalloc()\n\nChange the kmalloc() calls in usb_mdc800_init() for irq_urb_buffer and\ndownload_urb_buffer to kzalloc(), avoiding potential stack leaks if a\nshorter message is received in mdc800_usb_irq() and\nmdc800_usb_download_notify()"
    }
  ],
  "id": "CVE-2026-90034",
  "lastModified": "2026-09-16T11:17:16.567",
  "metrics": {},
  "published": "2026-09-16T11:17:16.567",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2430eb81e44111b30eeb5273bbcf8b24ca517ef9"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2df8f7720ed91f1aad4f128553b6e90c7c5fac1e"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/553c375e86a49882e95840565512e17bff31cc3a"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/67c6726dd6048a2781aa43a2bf9fcf1e16ee3a7d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/6c601410d1a9ae645f604fe2f61b9f4942c77dfb"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/838455cc8bfe1278150d1d776529edea6cd4c1dd"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/8c38049879f2108f57c98f03cc7f3db51a12bdab"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/e22428f0c038c23109c0383a235aa607b0cd4c95"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}



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