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CVE-2026-64540 usbnet: gl620a: fix out-of-bounds read in genelink_rx_fixup()

🗓️ 27 Jul 2026 20:10:33Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 33 Views

Fix out-of-bounds read in usbnet gl620a genelink_rx_fixup by validating per-packet length with skb_pull.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/usb/gl620a.c"
    ],
    "versions": [
      {
        "version": "47ee3051c856cc2aa95d35d577a8cb37279d540f",
        "lessThan": "255d03551f94c7bdd86c7d9181a70b21917d829f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "47ee3051c856cc2aa95d35d577a8cb37279d540f",
        "lessThan": "4359376e6238d89977a35086e47ca3b07f43e850",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "47ee3051c856cc2aa95d35d577a8cb37279d540f",
        "lessThan": "8624e179fa3ce23c2fbd1a198ce30764b73f054a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "47ee3051c856cc2aa95d35d577a8cb37279d540f",
        "lessThan": "573418f7ea8f859a841417eb4b915594094fd967",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "47ee3051c856cc2aa95d35d577a8cb37279d540f",
        "lessThan": "0575599e451aff3c5329922562374a2cab25fc51",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "47ee3051c856cc2aa95d35d577a8cb37279d540f",
        "lessThan": "0a7d9c7c5f1f208c523abbb4db6aea7bc1fad3db",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "47ee3051c856cc2aa95d35d577a8cb37279d540f",
        "lessThan": "3ef79fa3860e644c8de7834fa7300e1c58f38862",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "47ee3051c856cc2aa95d35d577a8cb37279d540f",
        "lessThan": "8ff7f2a6da4fccaa5cc9be7251a24e71e29fbd1a",
        "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/net/usb/gl620a.c"
    ],
    "versions": [
      {
        "version": "2.6.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Aug 2026 04:57Current
CVSS 3.18.1
EPSS0.00277
33