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CVE-2026-89628 HID: picolcd: clamp eeprom debugfs read to bytes actually received

🗓️ 11 Sep 2026 19:45:24Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Linux kernel hid_picolcd slab-out-of-bounds read in eeprom debugfs via unvalidated length byte.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89628
11 Sep 202619:45
cve
euvd
EUVD
EUVD-2026-76540
11 Sep 202619:45
euvd
nvd
NVD
CVE-2026-89628
11 Sep 202620:19
nvd
ptsecurity
Positive Technologies
PT-2026-90344
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-89628
11 Sep 202621:46
redhatcve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/hid/hid-picolcd_debugfs.c"
    ],
    "versions": [
      {
        "version": "9bbf2b98ba11d00bd73e3254e15cfe17ccaff6ba",
        "lessThan": "a3e6e8d7198a9f3861861520a38b673684a1062b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9bbf2b98ba11d00bd73e3254e15cfe17ccaff6ba",
        "lessThan": "471f4a939c66d1d44aece2321807abf609fc9098",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9bbf2b98ba11d00bd73e3254e15cfe17ccaff6ba",
        "lessThan": "699a3c8b56e168ca19d12722f3f5ef1d6f4b1d84",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9bbf2b98ba11d00bd73e3254e15cfe17ccaff6ba",
        "lessThan": "e9c667395ac1f8024f623250b32bae4c7af9caa0",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/hid/hid-picolcd_debugfs.c"
    ],
    "versions": [
      {
        "version": "2.6.35",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.35",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.109",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.50",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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