{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2024-46679",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2024-46679"
  ],
  "published": "2024-09-13T05:30:51Z",
  "summary": "ethtool: check device is present when getting link settings",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nethtool: check device is present when getting link settings\n\nA sysfs reader can race with a device reset or removal, attempting to\nread device state when the device is not actually present. eg:\n\n     [exception RIP: qed_get_current_link+17]\n  #8 [ffffb9e4f2907c48] qede_get_link_ksettings at ffffffffc07a994a [qede]\n  #9 [ffffb9e4f2907cd8] __rh_call_get_link_ksettings at ffffffff992b01a3\n #10 [ffffb9e4f2907d38] __ethtool_get_link_ksettings at ffffffff992b04e4\n #11 [ffffb9e4f2907d90] duplex_show at ffffffff99260300\n #12 [ffffb9e4f2907e38] dev_attr_show at ffffffff9905a01c\n #13 [ffffb9e4f2907e50] sysfs_kf_seq_show at ffffffff98e0145b\n #14 [ffffb9e4f2907e68] seq_read at ffffffff98d902e3\n #15 [ffffb9e4f2907ec8] vfs_read at ffffffff98d657d1\n #16 [ffffb9e4f2907f00] ksys_read at ffffffff98d65c3f\n #17 [ffffb9e4f2907f38] do_syscall_64 at ffffffff98a052fb\n\n crash> struct net_device.state ffff9a9d21336000\n    state = 5,\n\nstate 5 is __LINK_STATE_START (0b1) and __LINK_STATE_NOCARRIER (0b100).\nThe device is not present, note lack of __LINK_STATE_PRESENT (0b10).\n\nThis is the same sort of panic as observed in commit 4224cfd7fb65\n(\"net-sysfs: add check for netdevice being present to speed_show\").\n\nThere are many other callers of __ethtool_get_link_ksettings() which\ndon't have a device presence check.\n\nMove this check into ethtool to protect all callers.",
  "affected": [
    {
      "package": {
        "ecosystem": "Raspberry Pi OS:12",
        "name": "linux"
      },
      "versions": [
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        "1:6.1.47-1+rpt2",
        "1:6.1.47-1+rpt4",
        "1:6.1.54-1+rpt2",
        "1:6.1.58-1+rpt2",
        "1:6.1.63-1+rpt1",
        "1:6.1.73-1+rpt1",
        "1:6.6.20-1+rpt1",
        "1:6.6.28-1+rpt1",
        "1:6.6.31-1+rpt1",
        "1:6.6.47-1+rpt1"
      ],
      "ecosystem_specific": {
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            "binary_version": "1:6.1.21-1+rpt1"
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            "binary_version": "1:6.1.21-1+rpt1"
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            "binary_version": "1:6.1.21-1+rpt1"
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            "binary_version": "1:6.1.47-1+rpt2"
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            "binary_version": "1:6.1.47-1+rpt2"
          },
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            "binary_version": "1:6.1.47-1+rpt2"
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            "binary_version": "1:6.1.47-1+rpt4"
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      "database_specific": {
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            "upstream_version": "6.1.63",
            "assessment": "upstream version (no usable Linux commit)",
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          },
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            "linux_commit": null,
            "upstream_version": "6.1.73",
            "assessment": "upstream version (no usable Linux commit)",
            "upstream_fixed": "6.1.108"
          },
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            "assessment": "commit ancestry (strak rule)",
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            "assessment": "commit ancestry (strak rule)",
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  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-46679"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/ec7b4f7f644018ac293cb1b02528a40a32917e62"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/842a40c7273ba1c1cb30dda50405b328de1d860e"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/7a8d98b6d6484d3ad358510366022da080c37cbc"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/9bba5955eed160102114d4cc00c3d399be9bdae4"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/94ab317024ba373d37340893d1c0358638935fbb"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/1d6d9b5b1b95bfeccb84386a51b7e6c510ec13b2"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/a699781c79ecf6cfe67fb00a0331b4088c7c8466"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}