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CVE-2026-64120 net: ethtool: fix NULL pointer dereference in phy_reply_size

🗓️ 19 Jul 2026 15:40:19Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 33 Views

Linux kernel fix for NULL pointer dereference in phy_reply_size due to unchecked kstrdup() in phy_prepare_data.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-64120
19 Jul 202615:40
attackerkb
nessus
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1881)
22 Jun 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-64120
20 Jul 202600:00
nessus
cve
CVE
CVE-2026-64120
19 Jul 202615:40
cve
debiancve
Debian CVE
CVE-2026-64120
19 Jul 202615:40
debiancve
euvd
EUVD
EUVD-2026-45805
19 Jul 202615:40
euvd
nvd
NVD
CVE-2026-64120
19 Jul 202616:17
nvd
osv
OSV
BELL-CVE-2026-64120
22 Jul 202606:04
osv
osv
OSV
DEBIAN-CVE-2026-64120
19 Jul 202616:17
osv
osv
OSV
UBUNTU-CVE-2026-64120
20 Jul 202600:00
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ethtool/phy.c"
    ],
    "versions": [
      {
        "version": "9dd2ad5e92b962d1349a7541d167e8e214e49f95",
        "lessThan": "61f53c1e58d68723bc1db10912a53f1991f08719",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9dd2ad5e92b962d1349a7541d167e8e214e49f95",
        "lessThan": "3dbe20a3809347bacda890822e7ca013bd85a18c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9dd2ad5e92b962d1349a7541d167e8e214e49f95",
        "lessThan": "4908f1395fb1b832ceec11584af649874a2732ea",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ethtool/phy.c"
    ],
    "versions": [
      {
        "version": "6.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.34",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.11",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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