CVE-2026-53337

🗓️ 01 Jul 2026 13:32:19Reported by LinuxType

The CVE concerns the Linux kernel bonding code: in bond_do_ioctl(), slave_dev is fetched via __dev_get_by_name() and then immediately used in a slave_dbg() call before checking for NULL, causing a NULL-pointer dereference when a non-existent slave...

Reporter	Title	Published	Views	Family All 6
ATTACKERKB	CVE-2026-53337	1 Jul 202613:32	–	attackerkb
Cvelist	CVE-2026-53337 net: bonding: fix NULL pointer dereference in bond_do_ioctl()	1 Jul 202613:32	–	cvelist
Debian CVE	CVE-2026-53337	1 Jul 202613:32	–	debiancve
EUVD	EUVD-2026-40971	1 Jul 202613:32	–	euvd
NVD	CVE-2026-53337	1 Jul 202614:16	–	nvd
RedhatCVE	CVE-2026-53337	1 Jul 202615:56	–	redhatcve

Vulners

CNA

Node

linux linux_kernelRange5.3–5.10.259

linux linux_kernelRange5.11.0–5.15.210

linux linux_kernelRange5.16.0–6.1.176

linux linux_kernelRange6.2.0–6.6.143

linux linux_kernelRange6.7.0–6.12.94

linux linux_kernelRange6.13.0–6.18.36

linux linux_kernelRange6.19.0–7.0.13

linux linux_kernelRange7.1.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/bonding/bond_main.c"
    ],
    "versions": [
      {
        "version": "e2a7420df2e01370b40e4cf7b85ab9a885c6d755",
        "lessThan": "1b7558c85493467b2ea20738866b822db6442034",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e2a7420df2e01370b40e4cf7b85ab9a885c6d755",
        "lessThan": "b02b2e3e876c18733b868a29064abd11cdbf8feb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e2a7420df2e01370b40e4cf7b85ab9a885c6d755",
        "lessThan": "66693957bacd1c9dae6188a7312d6be69a221f2d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e2a7420df2e01370b40e4cf7b85ab9a885c6d755",
        "lessThan": "a629418d463fb50d132a1aa063b0105857311e5f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e2a7420df2e01370b40e4cf7b85ab9a885c6d755",
        "lessThan": "c2cfe290fdb1c32a4f4eb2b8ca3f363b305d21ba",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e2a7420df2e01370b40e4cf7b85ab9a885c6d755",
        "lessThan": "bcb8fad90f27300add583a8371db504b766d95c7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e2a7420df2e01370b40e4cf7b85ab9a885c6d755",
        "lessThan": "b0878106ddc486375084145848ff255dedfff46a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e2a7420df2e01370b40e4cf7b85ab9a885c6d755",
        "lessThan": "a764b0e8317a863006e05732e1aefe821b9d8c2d",
        "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/bonding/bond_main.c"
    ],
    "versions": [
      {
        "version": "5.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.3",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.143",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.94",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.36",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.13",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/66693957bacd1c9dae6188a7312d6be69a221f2d
git	www.git.kernel.org/stable/c/bcb8fad90f27300add583a8371db504b766d95c7
git	www.git.kernel.org/stable/c/b0878106ddc486375084145848ff255dedfff46a
git	www.git.kernel.org/stable/c/a764b0e8317a863006e05732e1aefe821b9d8c2d
git	www.git.kernel.org/stable/c/c2cfe290fdb1c32a4f4eb2b8ca3f363b305d21ba
git	www.git.kernel.org/stable/c/a629418d463fb50d132a1aa063b0105857311e5f
git	www.git.kernel.org/stable/c/1b7558c85493467b2ea20738866b822db6442034
git	www.git.kernel.org/stable/c/b02b2e3e876c18733b868a29064abd11cdbf8feb

01 Jul 2026 14:16Current

5.8Medium risk

Vulners AI Score5.8