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CVE-2026-72329 net/liquidio: drop cached VF pci_dev LUT

🗓️ 15 Aug 2026 05:55:39Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 32 Views

liquidio VF pointer use-after-free in OCTEON_VF_FLR_REQUEST handler via cached unowned pci_dev LUT.

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/ethernet/cavium/liquidio/lio_main.c",
      "drivers/net/ethernet/cavium/liquidio/octeon_device.h",
      "drivers/net/ethernet/cavium/liquidio/octeon_mailbox.c"
    ],
    "versions": [
      {
        "version": "ca6139ffc67ee6ef0459f81e37894ed411083855",
        "lessThan": "08ff33dce6f91510bb296a753a232db0ca3fd3d8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ca6139ffc67ee6ef0459f81e37894ed411083855",
        "lessThan": "81acef3a247fd523513a2e9f71de1c167bc0f882",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ca6139ffc67ee6ef0459f81e37894ed411083855",
        "lessThan": "5c0e3ba4f500fd4314ceb42f07f16bc445156431",
        "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/ethernet/cavium/liquidio/lio_main.c",
      "drivers/net/ethernet/cavium/liquidio/octeon_device.h",
      "drivers/net/ethernet/cavium/liquidio/octeon_mailbox.c"
    ],
    "versions": [
      {
        "version": "4.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.57",
        "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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15 Oct 2026 10:08Current
CVSS 3.19.3
EPSS0.00191
SSVC
32