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CVE-2026-64054 net: shaper: reject duplicate leaves in GROUP request

🗓️ 19 Jul 2026 15:39:36Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 33 Views

Kernel fix: net shaper deduplicates GROUP leaves to avoid double free and fixes return value in leaves count path.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/shaper/shaper.c"
    ],
    "versions": [
      {
        "version": "5d5d4700e75d861e83bf18eb6bf66ff90f85fe4e",
        "lessThan": "5098b223f0f0c5c18a3884a8b0ea5bd4a0c7bd75",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d5d4700e75d861e83bf18eb6bf66ff90f85fe4e",
        "lessThan": "31767bf852b59f05125b58a17007e4cd1ea9eb2e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d5d4700e75d861e83bf18eb6bf66ff90f85fe4e",
        "lessThan": "a9a2fa1da619f276580b0d4c5d12efac89e8642b",
        "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/shaper/shaper.c"
    ],
    "versions": [
      {
        "version": "6.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.13",
        "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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