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CVE-2025-38000 sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue()

🗓️ 06 Jun 2025 13:03:35Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 16 Views

Fix for queue length bug in HFSC class enqueuing to prevent packet drop issues.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/sched/sch_hfsc.c"
    ],
    "versions": [
      {
        "version": "12d0ad3be9c3854e52ec74bb83bb6f43612827c7",
        "lessThan": "1034e3310752e8675e313f7271b348914008719a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12d0ad3be9c3854e52ec74bb83bb6f43612827c7",
        "lessThan": "f9f593e34d2fb67644372c8f7b033bdc622ad228",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12d0ad3be9c3854e52ec74bb83bb6f43612827c7",
        "lessThan": "89c301e929a0db14ebd94b4d97764ce1d6981653",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12d0ad3be9c3854e52ec74bb83bb6f43612827c7",
        "lessThan": "f1dde3eb17dc1b8bd07aed00004b1e05fc87a3d4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12d0ad3be9c3854e52ec74bb83bb6f43612827c7",
        "lessThan": "93c276942e75de0e5bc91576300d292e968f5a02",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12d0ad3be9c3854e52ec74bb83bb6f43612827c7",
        "lessThan": "49b21795b8e5654a7df3d910a12e1060da4c04cf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12d0ad3be9c3854e52ec74bb83bb6f43612827c7",
        "lessThan": "3f3a22eebbc32b4fa8ce9c1d5f9db214b45b9335",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12d0ad3be9c3854e52ec74bb83bb6f43612827c7",
        "lessThan": "3f981138109f63232a5fb7165938d4c945cc1b9d",
        "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/sched/sch_hfsc.c"
    ],
    "versions": [
      {
        "version": "4.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.294",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.238",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.185",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.141",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.93",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.31",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.14.9",
        "lessThanOrEqual": "6.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.15",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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