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CVE-2025-40083

🗓️ 29 Oct 2025 13:37:01Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 7 Views

Fix null dereference in agg_dequeue by validating the peek result and reusing qdisc_peek_len.

Related
Detection
Affected
Refs
Vulners
CNA
Node
linuxlinux_kernelRange3.85.4.302
OR
linuxlinux_kernelRange5.5.05.10.247
OR
linuxlinux_kernelRange5.11.05.15.197
OR
linuxlinux_kernelRange5.16.06.1.159
OR
linuxlinux_kernelRange6.2.06.6.116
OR
linuxlinux_kernelRange6.7.06.12.57
OR
linuxlinux_kernelRange6.13.06.16
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/pkt_sched.h",
      "net/sched/sch_api.c",
      "net/sched/sch_hfsc.c",
      "net/sched/sch_qfq.c"
    ],
    "versions": [
      {
        "version": "462dbc9101acd38e92eda93c0726857517a24bbd",
        "lessThan": "71d84658a61322e5630c85c5388fc25e4a2d08b2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "462dbc9101acd38e92eda93c0726857517a24bbd",
        "lessThan": "99fc137f178797204d36ac860dd8b31e35baa2df",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "462dbc9101acd38e92eda93c0726857517a24bbd",
        "lessThan": "1bed56f089f09b465420bf23bb32985c305cfc28",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "462dbc9101acd38e92eda93c0726857517a24bbd",
        "lessThan": "3c2a8994807623c7655ece205667ae2cf74940aa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "462dbc9101acd38e92eda93c0726857517a24bbd",
        "lessThan": "6ffa9d66187188e3068b5a3895e6ae1ee34f9199",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "462dbc9101acd38e92eda93c0726857517a24bbd",
        "lessThan": "6ff8e74c8f8a68ec07ef837b95425dfe900d060f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "462dbc9101acd38e92eda93c0726857517a24bbd",
        "lessThan": "dd831ac8221e691e9e918585b1003c7071df0379",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/pkt_sched.h",
      "net/sched/sch_api.c",
      "net/sched/sch_hfsc.c",
      "net/sched/sch_qfq.c"
    ],
    "versions": [
      {
        "version": "3.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.302",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.247",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.197",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.159",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.116",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.57",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.16",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 21:42Current
6.3Medium risk
Vulners AI Score6.3
EPSS0.00083
7