Vulnerability-Lookup

GHSA-CX2J-R37J-67J2

Vulnerability from github – Published: 2026-04-24 15:32 – Updated: 2026-04-24 15:32

Details

In the Linux kernel, the following vulnerability has been resolved:

i2c: cp2615: fix serial string NULL-deref at probe

The cp2615 driver uses the USB device serial string as the i2c adapter name but does not make sure that the string exists.

Verify that the device has a serial number before accessing it to avoid triggering a NULL-pointer dereference (e.g. with malicious devices).

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{
  "affected": [],
  "aliases": [
    "CVE-2026-31549"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-24T15:16:29Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: cp2615: fix serial string NULL-deref at probe\n\nThe cp2615 driver uses the USB device serial string as the i2c adapter\nname but does not make sure that the string exists.\n\nVerify that the device has a serial number before accessing it to avoid\ntriggering a NULL-pointer dereference (e.g. with malicious devices).",
  "id": "GHSA-cx2j-r37j-67j2",
  "modified": "2026-04-24T15:32:33Z",
  "published": "2026-04-24T15:32:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-31549"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/13ccf9b106bba121728f1625c4375a1bd8f5c5a3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4a22af879172336370ae3e81e7f65fb2f69472ee"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/69aece634a7eebafd9a596e5494d52facf6f26ec"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a9778298f47036866ea15eeb17242e8a4612580f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/aa79f996eb41e95aed85a1bd7f56bcd6a3842008"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e68c267787778bcdf3d91b06f794faaba7f0d1d1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/efe996bcfe50c2dcc6cf65c574285713b722ced7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-31549 (GCVE-0-2026-31549)

Vulnerability from cvelistv5 – Published: 2026-04-24 14:33 – Updated: 2026-04-24 14:33

Title

i2c: cp2615: fix serial string NULL-deref at probe

Summary

In the Linux kernel, the following vulnerability has been resolved: i2c: cp2615: fix serial string NULL-deref at probe The cp2615 driver uses the USB device serial string as the i2c adapter name but does not make sure that the string exists. Verify that the device has a serial number before accessing it to avoid triggering a NULL-pointer dereference (e.g. with malicious devices).

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/e68c267787778bcdf…
	https://git.kernel.org/stable/c/4a22af87917233637…
	https://git.kernel.org/stable/c/69aece634a7eebafd…
	https://git.kernel.org/stable/c/13ccf9b106bba1217…
	https://git.kernel.org/stable/c/a9778298f47036866…
	https://git.kernel.org/stable/c/efe996bcfe50c2dcc…
	https://git.kernel.org/stable/c/aa79f996eb41e95ae…

Impacted products

Vendor

Product

Version

Linux

Affected: 4a7695429eade517b07ea72f9ec366130e81a076 , < e68c267787778bcdf3d91b06f794faaba7f0d1d1 (git)
Affected: 4a7695429eade517b07ea72f9ec366130e81a076 , < 4a22af879172336370ae3e81e7f65fb2f69472ee (git)
Affected: 4a7695429eade517b07ea72f9ec366130e81a076 , < 69aece634a7eebafd9a596e5494d52facf6f26ec (git)
Affected: 4a7695429eade517b07ea72f9ec366130e81a076 , < 13ccf9b106bba121728f1625c4375a1bd8f5c5a3 (git)
Affected: 4a7695429eade517b07ea72f9ec366130e81a076 , < a9778298f47036866ea15eeb17242e8a4612580f (git)
Affected: 4a7695429eade517b07ea72f9ec366130e81a076 , < efe996bcfe50c2dcc6cf65c574285713b722ced7 (git)
Affected: 4a7695429eade517b07ea72f9ec366130e81a076 , < aa79f996eb41e95aed85a1bd7f56bcd6a3842008 (git)

Linux

Affected: 5.13
Unaffected: 0 , < 5.13 (semver)
Unaffected: 5.15.203 , ≤ 5.15.* (semver)
Unaffected: 6.1.167 , ≤ 6.1.* (semver)
Unaffected: 6.6.130 , ≤ 6.6.* (semver)
Unaffected: 6.12.78 , ≤ 6.12.* (semver)
Unaffected: 6.18.20 , ≤ 6.18.* (semver)
Unaffected: 6.19.10 , ≤ 6.19.* (semver)
Unaffected: 7.0 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/i2c/busses/i2c-cp2615.c"
          ],
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          "vendor": "Linux",
          "versions": [
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              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "4a7695429eade517b07ea72f9ec366130e81a076",
              "versionType": "git"
            },
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              "versionType": "git"
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            {
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              "status": "affected",
              "version": "4a7695429eade517b07ea72f9ec366130e81a076",
              "versionType": "git"
            },
            {
              "lessThan": "aa79f996eb41e95aed85a1bd7f56bcd6a3842008",
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              "version": "4a7695429eade517b07ea72f9ec366130e81a076",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
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          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.13"
            },
            {
              "lessThan": "5.13",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.203",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.167",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.130",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.78",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.20",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.19.*",
              "status": "unaffected",
              "version": "6.19.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.203",
                  "versionStartIncluding": "5.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.167",
                  "versionStartIncluding": "5.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                  "versionStartIncluding": "5.13",
                  "vulnerable": true
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                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.20",
                  "versionStartIncluding": "5.13",
                  "vulnerable": true
                },
                {
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                },
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                  "versionStartIncluding": "5.13",
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                }
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              "operator": "OR"
            }
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        }
      ],
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        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: cp2615: fix serial string NULL-deref at probe\n\nThe cp2615 driver uses the USB device serial string as the i2c adapter\nname but does not make sure that the string exists.\n\nVerify that the device has a serial number before accessing it to avoid\ntriggering a NULL-pointer dereference (e.g. with malicious devices)."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-24T14:33:16.814Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e68c267787778bcdf3d91b06f794faaba7f0d1d1"
        },
        {
          "url": "https://git.kernel.org/stable/c/4a22af879172336370ae3e81e7f65fb2f69472ee"
        },
        {
          "url": "https://git.kernel.org/stable/c/69aece634a7eebafd9a596e5494d52facf6f26ec"
        },
        {
          "url": "https://git.kernel.org/stable/c/13ccf9b106bba121728f1625c4375a1bd8f5c5a3"
        },
        {
          "url": "https://git.kernel.org/stable/c/a9778298f47036866ea15eeb17242e8a4612580f"
        },
        {
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        },
        {
          "url": "https://git.kernel.org/stable/c/aa79f996eb41e95aed85a1bd7f56bcd6a3842008"
        }
      ],
      "title": "i2c: cp2615: fix serial string NULL-deref at probe",
      "x_generator": {
        "engine": "bippy-1.2.0"
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-31549",
    "datePublished": "2026-04-24T14:33:16.814Z",
    "dateReserved": "2026-03-09T15:48:24.115Z",
    "dateUpdated": "2026-04-24T14:33:16.814Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-CX2J-R37J-67J2

CVE-2026-31549 (GCVE-0-2026-31549)

Tags

Sightings

Nomenclature