Vulnerability-Lookup

FKIE_CVE-2026-23218

Vulnerability from fkie_nvd - Published: 2026-02-18 15:18 - Updated: 2026-06-17 10:21

Severity

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: gpio: loongson-64bit: Fix incorrect NULL check after devm_kcalloc() Fix incorrect NULL check in loongson_gpio_init_irqchip(). The function checks chip->parent instead of chip->irq.parents.

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e34f77b09080c86c929153e2a72da26b4f8947ff	Patch
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e71e3fa90a15134113f61343392e887cd1f4bf7c	Patch

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	6.19
linux	linux_kernel	6.19
linux	linux_kernel	6.19
linux	linux_kernel	6.19
linux	linux_kernel	6.19
linux	linux_kernel	6.19
linux	linux_kernel	6.19
linux	linux_kernel	6.19

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpio/gpio-loongson-64bit.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "e71e3fa90a15134113f61343392e887cd1f4bf7c",
              "status": "affected",
              "version": "03c146cb6cd14fdab2d2c7ab1b4e8035b54df8cc",
              "versionType": "git"
            },
            {
              "lessThan": "e34f77b09080c86c929153e2a72da26b4f8947ff",
              "status": "affected",
              "version": "03c146cb6cd14fdab2d2c7ab1b4e8035b54df8cc",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpio/gpio-loongson-64bit.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.18"
            },
            {
              "lessThan": "6.18",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "matchCriteriaId": "32F6354D-FB80-4DEC-B5BD-29DA22C31C55",
              "versionEndExcluding": "6.18.10",
              "versionStartIncluding": "6.18",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "17B67AA7-40D6-4AFA-8459-F200F3D7CFD1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "C47E4CC9-C826-4FA9-B014-7FE3D9B318B2",
              "vulnerable": true
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            {
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              "vulnerable": true
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            {
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              "vulnerable": true
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              "vulnerable": true
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            {
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              "vulnerable": true
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          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpio: loongson-64bit: Fix incorrect NULL check after devm_kcalloc()\n\nFix incorrect NULL check in loongson_gpio_init_irqchip().\nThe function checks chip-\u003eparent instead of chip-\u003eirq.parents."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\ngpio: loongson-64bit: Correcci\u00f3n de verificaci\u00f3n NULL incorrecta despu\u00e9s de devm_kcalloc()\n\nCorrige la verificaci\u00f3n NULL incorrecta en loongson_gpio_init_irqchip().\nLa funci\u00f3n verifica chip-\u0026gt;parent en lugar de chip-\u0026gt;irq.parents."
    }
  ],
  "id": "CVE-2026-23218",
  "lastModified": "2026-06-17T10:21:07.350",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-02-18T15:18:43.187",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/e34f77b09080c86c929153e2a72da26b4f8947ff"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/e71e3fa90a15134113f61343392e887cd1f4bf7c"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2026-23218 (GCVE-0-2026-23218)

Vulnerability from cvelistv5 – Published: 2026-02-18 14:21 – Updated: 2026-05-11 22:02

Title

gpio: loongson-64bit: Fix incorrect NULL check after devm_kcalloc()

Summary

Severity

No CVSS data available.

Assigner

Linux

References

2 references

URL	Tags
https://git.kernel.org/stable/c/e71e3fa90a1513411…
https://git.kernel.org/stable/c/e34f77b09080c86c9…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 03c146cb6cd14fdab2d2c7ab1b4e8035b54df8cc , < e71e3fa90a15134113f61343392e887cd1f4bf7c (git) Affected: 03c146cb6cd14fdab2d2c7ab1b4e8035b54df8cc , < e34f77b09080c86c929153e2a72da26b4f8947ff (git)
Linux	Linux	Affected: 6.18 Unaffected: 0 , < 6.18 (semver) Unaffected: 6.18.10 , ≤ 6.18.* (semver) Unaffected: 6.19 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpio/gpio-loongson-64bit.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "e71e3fa90a15134113f61343392e887cd1f4bf7c",
              "status": "affected",
              "version": "03c146cb6cd14fdab2d2c7ab1b4e8035b54df8cc",
              "versionType": "git"
            },
            {
              "lessThan": "e34f77b09080c86c929153e2a72da26b4f8947ff",
              "status": "affected",
              "version": "03c146cb6cd14fdab2d2c7ab1b4e8035b54df8cc",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpio/gpio-loongson-64bit.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.18"
            },
            {
              "lessThan": "6.18",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                },
                {
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              ],
              "negate": false,
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpio: loongson-64bit: Fix incorrect NULL check after devm_kcalloc()\n\nFix incorrect NULL check in loongson_gpio_init_irqchip().\nThe function checks chip-\u003eparent instead of chip-\u003eirq.parents."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T22:02:36.315Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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        "engine": "bippy-1.2.0"
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-23218",
    "datePublished": "2026-02-18T14:21:55.906Z",
    "dateReserved": "2026-01-13T15:37:45.987Z",
    "dateUpdated": "2026-05-11T22:02:36.315Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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

FKIE_CVE-2026-23218

CVE-2026-23218 (GCVE-0-2026-23218)

Tags

Sightings

Nomenclature