Vulnerability-Lookup

FKIE_CVE-2026-31520

Vulnerability from fkie_nvd - Published: 2026-04-22 14:16 - Updated: 2026-04-28 18:27

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: HID: apple: avoid memory leak in apple_report_fixup() The apple_report_fixup() function was returning a newly kmemdup()-allocated buffer, but never freeing it. The caller of report_fixup() does not take ownership of the returned pointer, but it *is* permitted to return a sub-portion of the input rdesc, whose lifetime is managed by the caller.

References

URL	Tags
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/239c15116d80f67d32f00acc34575f1a6b699613	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/2635d0c715f3fb177e0f80ecd5fa48feb6bf3884	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/31860c3f7ac66ab897a8c90dc4e74fa17ca0b624	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/be1a341c161430282acdfe2ac99b413271575cf1	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e2f090aeb7b9930a964e151910f4d45b04c8a7e5	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e652ebd29928181c3e6820e303da25873e9917d4	Patch

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	7.0
linux	linux_kernel	7.0

JSON

To clipboard

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3AC7ECFB-6178-47EB-B821-2568DE6BFF85",
              "versionEndExcluding": "6.1.168",
              "versionStartIncluding": "5.17",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "CE6ED4D4-0046-4573-BFA9-D64143B6A89F",
              "versionEndExcluding": "6.6.131",
              "versionStartIncluding": "6.2",
              "vulnerable": true
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            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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            },
            {
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              "vulnerable": true
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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\nHID: apple: avoid memory leak in apple_report_fixup()\n\nThe apple_report_fixup() function was returning a\nnewly kmemdup()-allocated buffer, but never freeing it.\n\nThe caller of report_fixup() does not take ownership of the returned\npointer, but it *is* permitted to return a sub-portion of the input\nrdesc, whose lifetime is managed by the caller."
    }
  ],
  "id": "CVE-2026-31520",
  "lastModified": "2026-04-28T18:27:38.420",
  "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": "2026-04-22T14:16:51.770",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
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    },
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    },
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  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2026-31520 (GCVE-0-2026-31520)

Vulnerability from cvelistv5 – Published: 2026-04-22 13:54 – Updated: 2026-04-23 15:18

Title

HID: apple: avoid memory leak in apple_report_fixup()

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/e2f090aeb7b9930a9…
	https://git.kernel.org/stable/c/2635d0c715f3fb177…
	https://git.kernel.org/stable/c/31860c3f7ac66ab89…
	https://git.kernel.org/stable/c/be1a341c161430282…
	https://git.kernel.org/stable/c/e652ebd29928181c3…
	https://git.kernel.org/stable/c/239c15116d80f67d3…

Impacted products

Vendor

Product

Version

Linux

Affected: 6e143293e17a73c9313f91c5ca3aaacbaef030cf , < e2f090aeb7b9930a964e151910f4d45b04c8a7e5 (git)
Affected: 6e143293e17a73c9313f91c5ca3aaacbaef030cf , < 2635d0c715f3fb177e0f80ecd5fa48feb6bf3884 (git)
Affected: 6e143293e17a73c9313f91c5ca3aaacbaef030cf , < 31860c3f7ac66ab897a8c90dc4e74fa17ca0b624 (git)
Affected: 6e143293e17a73c9313f91c5ca3aaacbaef030cf , < be1a341c161430282acdfe2ac99b413271575cf1 (git)
Affected: 6e143293e17a73c9313f91c5ca3aaacbaef030cf , < e652ebd29928181c3e6820e303da25873e9917d4 (git)
Affected: 6e143293e17a73c9313f91c5ca3aaacbaef030cf , < 239c15116d80f67d32f00acc34575f1a6b699613 (git)

Linux

Affected: 5.17
Unaffected: 0 , < 5.17 (semver)
Unaffected: 6.1.168 , ≤ 6.1.* (semver)
Unaffected: 6.6.131 , ≤ 6.6.* (semver)
Unaffected: 6.12.80 , ≤ 6.12.* (semver)
Unaffected: 6.18.21 , ≤ 6.18.* (semver)
Unaffected: 6.19.11 , ≤ 6.19.* (semver)
Unaffected: 7.0 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/hid/hid-apple.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
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    "datePublished": "2026-04-22T13:54:35.534Z",
    "dateReserved": "2026-03-09T15:48:24.108Z",
    "dateUpdated": "2026-04-23T15:18:37.518Z",
    "state": "PUBLISHED"
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}

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-2026-31520

CVE-2026-31520 (GCVE-0-2026-31520)

Tags

Sightings

Nomenclature