FKIE_CVE-2026-89876

Vulnerability from fkie_nvd - Published: 2026-09-16 11:16 - Updated: 2026-09-16 11:16
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: media: tda18250: fix possible integer overflow Integer overflow may occur, when variable exp equals to zero. Result of shift 1 << (exp - 1) may then leads to undefined behavior.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0e0fbdb4c9381e2ea647a3fe3bf39bdb02ea5b73
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3e5568d554c5f6da2cbba45684295927ebefd943
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4e21f0e5696d3148b183c7e21dd44f7dec0d07ef
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/593b1172e5d548581dfdb9a63713088f5dfab255
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6dd8e257f7cafda7fbf10d81b3c55c9bba4825f4
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7c62bd653563939ff0d0fdfd4b8c73c4f97a1dcc
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cf8e3b3d7d9a6a96f4df6246e2e14b32f58d889e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f1ba602afd5ee6609fd71a0d112d18e8447a485f
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/media/tuners/tda18250.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "cf8e3b3d7d9a6a96f4df6246e2e14b32f58d889e",
              "status": "affected",
              "version": "148abd3b5b146021a637d36ac5c0ee91cd4ad520",
              "versionType": "git"
            },
            {
              "lessThan": "4e21f0e5696d3148b183c7e21dd44f7dec0d07ef",
              "status": "affected",
              "version": "148abd3b5b146021a637d36ac5c0ee91cd4ad520",
              "versionType": "git"
            },
            {
              "lessThan": "3e5568d554c5f6da2cbba45684295927ebefd943",
              "status": "affected",
              "version": "148abd3b5b146021a637d36ac5c0ee91cd4ad520",
              "versionType": "git"
            },
            {
              "lessThan": "593b1172e5d548581dfdb9a63713088f5dfab255",
              "status": "affected",
              "version": "148abd3b5b146021a637d36ac5c0ee91cd4ad520",
              "versionType": "git"
            },
            {
              "lessThan": "0e0fbdb4c9381e2ea647a3fe3bf39bdb02ea5b73",
              "status": "affected",
              "version": "148abd3b5b146021a637d36ac5c0ee91cd4ad520",
              "versionType": "git"
            },
            {
              "lessThan": "7c62bd653563939ff0d0fdfd4b8c73c4f97a1dcc",
              "status": "affected",
              "version": "148abd3b5b146021a637d36ac5c0ee91cd4ad520",
              "versionType": "git"
            },
            {
              "lessThan": "f1ba602afd5ee6609fd71a0d112d18e8447a485f",
              "status": "affected",
              "version": "148abd3b5b146021a637d36ac5c0ee91cd4ad520",
              "versionType": "git"
            },
            {
              "lessThan": "6dd8e257f7cafda7fbf10d81b3c55c9bba4825f4",
              "status": "affected",
              "version": "148abd3b5b146021a637d36ac5c0ee91cd4ad520",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/media/tuners/tda18250.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.16"
            },
            {
              "lessThan": "4.16",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "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-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\nmedia: tda18250: fix possible integer overflow\n\nInteger overflow may occur, when variable exp equals to zero. Result\nof shift 1 \u003c\u003c (exp - 1) may then leads to undefined behavior."
    }
  ],
  "id": "CVE-2026-89876",
  "lastModified": "2026-09-16T11:16:55.867",
  "metrics": {},
  "published": "2026-09-16T11:16:55.867",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/0e0fbdb4c9381e2ea647a3fe3bf39bdb02ea5b73"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/3e5568d554c5f6da2cbba45684295927ebefd943"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/4e21f0e5696d3148b183c7e21dd44f7dec0d07ef"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/593b1172e5d548581dfdb9a63713088f5dfab255"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/6dd8e257f7cafda7fbf10d81b3c55c9bba4825f4"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/7c62bd653563939ff0d0fdfd4b8c73c4f97a1dcc"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/cf8e3b3d7d9a6a96f4df6246e2e14b32f58d889e"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/f1ba602afd5ee6609fd71a0d112d18e8447a485f"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}



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