FKIE_CVE-2026-53087

Vulnerability from fkie_nvd - Published: 2026-06-24 17:17 - Updated: 2026-06-28 08:16
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix leaking free_bds While reclaiming the tx queue we fast forward the write pointer to drop any data in flight. These dropped frames are not added back to the pool of free bds. We also need to tell the netdev that we are dropping said data.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/150d06aae1839a6564ab200ef0e7291c3528bbb0
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/25ff3a3e47ea635ec08dc93e84dd2bfe15abfebb
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3c3abbcfa05bad17965498ff7cc94c2418fa94b3
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3f3168300efb839028328d720ab3962f91d6a0d0
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/52b9f80993698138b90e5ca3a72550a2501f2a96
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ac4a29c331ecb5b10240c44247a8e010c95bc15b
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/broadcom/genet/bcmgenet.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "150d06aae1839a6564ab200ef0e7291c3528bbb0",
              "status": "affected",
              "version": "6a84791b63044cdee3ab55eb350e6352b751f584",
              "versionType": "git"
            },
            {
              "lessThan": "52b9f80993698138b90e5ca3a72550a2501f2a96",
              "status": "affected",
              "version": "991cd78f95f2a1d6097669afaff66aeeba35f5fd",
              "versionType": "git"
            },
            {
              "lessThan": "3c3abbcfa05bad17965498ff7cc94c2418fa94b3",
              "status": "affected",
              "version": "3877efc13053408f4cf2e821006d6ddd1929200f",
              "versionType": "git"
            },
            {
              "lessThan": "25ff3a3e47ea635ec08dc93e84dd2bfe15abfebb",
              "status": "affected",
              "version": "f1bacae8b655163dcbc3c54b9e714ef1a8986d7b",
              "versionType": "git"
            },
            {
              "lessThan": "ac4a29c331ecb5b10240c44247a8e010c95bc15b",
              "status": "affected",
              "version": "f1bacae8b655163dcbc3c54b9e714ef1a8986d7b",
              "versionType": "git"
            },
            {
              "lessThan": "3f3168300efb839028328d720ab3962f91d6a0d0",
              "status": "affected",
              "version": "f1bacae8b655163dcbc3c54b9e714ef1a8986d7b",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/broadcom/genet/bcmgenet.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.15"
            },
            {
              "lessThan": "6.15",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.33",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bcmgenet: fix leaking free_bds\n\nWhile reclaiming the tx queue we fast forward the write pointer to\ndrop any data in flight. These dropped frames are not added back\nto the pool of free bds. We also need to tell the netdev that we\nare dropping said data."
    }
  ],
  "id": "CVE-2026-53087",
  "lastModified": "2026-06-28T08:16:33.487",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-06-24T17:17:22.880",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/150d06aae1839a6564ab200ef0e7291c3528bbb0"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/25ff3a3e47ea635ec08dc93e84dd2bfe15abfebb"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/3c3abbcfa05bad17965498ff7cc94c2418fa94b3"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/3f3168300efb839028328d720ab3962f91d6a0d0"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/52b9f80993698138b90e5ca3a72550a2501f2a96"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/ac4a29c331ecb5b10240c44247a8e010c95bc15b"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}


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