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CVE-2026-45963

Estado: ModificadaMedia (5.5)—

In the Linux kernel, the following vulnerability has been resolved:

ASoC: nau8821: Cancel delayed work on component remove

Attempting to unload the driver while a jack detection work is pending would likely crash the kernel when it is eventually scheduled for execution:

Cancel unscheduled jdet_work or wait for its execution to finish before the component driver gets removed.

Detalles técnicos trazas, registros y código del informe original
[ 1984.896308] BUG: unable to handle page fault for address: ffffffffc10c2a20
[...]
[ 1984.896388] Hardware name: Valve Jupiter/Jupiter, BIOS F7A0131 01/30/2024
[ 1984.896396] Workqueue: events nau8821_jdet_work [snd_soc_nau8821]
[ 1984.896414] RIP: 0010:__mutex_lock+0x9f/0x11d0
[...]
[ 1984.896504] Call Trace:
[ 1984.896511]  <TASK>
[ 1984.896524]  ? snd_soc_dapm_disable_pin+0x26/0x60 [snd_soc_core]
[ 1984.896572]  ? snd_soc_dapm_disable_pin+0x26/0x60 [snd_soc_core]
[ 1984.896596]  snd_soc_dapm_disable_pin+0x26/0x60 [snd_soc_core]
[ 1984.896622]  nau8821_jdet_work+0xeb/0x1e0 [snd_soc_nau8821]
[ 1984.896636]  process_one_work+0x211/0x590
[ 1984.896649]  ? srso_return_thunk+0x5/0x5f
[ 1984.896670]  worker_thread+0x1cd/0x3a0

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Linux — Linux Kernel

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2026-45963",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "aab1ad11d69fa7f35cb88105614ea7911598e1d6",
              "lessThan": "cd6b991de3e0b68560fe98dc739672747d2e4204",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "aab1ad11d69fa7f35cb88105614ea7911598e1d6",
              "lessThan": "36fb28fa033f6544d81f1cc056b27d0c0bf26d4f",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "aab1ad11d69fa7f35cb88105614ea7911598e1d6",
              "lessThan": "9210ae708ddead67f55610342ea03fe9d4de6005",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "aab1ad11d69fa7f35cb88105614ea7911598e1d6",
              "lessThan": "13d20517bee1c9b69c7750026c61e7ec021080a4",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "aab1ad11d69fa7f35cb88105614ea7911598e1d6",
              "lessThan": "3955767ec39dcc0358470ffe6535703e2b7fd815",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "aab1ad11d69fa7f35cb88105614ea7911598e1d6",
              "lessThan": "dbd3fd05cddfdeec1e49b0a66269881c09eebd17",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "sound/soc/codecs/nau8821.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.16"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "5.16",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "6.1.187",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "status": "unaffected",
              "version": "6.6.156",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "status": "unaffected",
              "version": "6.12.108",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "status": "unaffected",
              "version": "6.18.49",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "status": "unaffected",
              "version": "6.19.4",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "status": "unaffected",
              "version": "7.0",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "sound/soc/codecs/nau8821.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2026-05-27T14:17:13.047",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/13d20517bee1c9b69c7750026c61e7ec021080a4",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/36fb28fa033f6544d81f1cc056b27d0c0bf26d4f",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/3955767ec39dcc0358470ffe6535703e2b7fd815",
      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/9210ae708ddead67f55610342ea03fe9d4de6005",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/cd6b991de3e0b68560fe98dc739672747d2e4204",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/dbd3fd05cddfdeec1e49b0a66269881c09eebd17",
      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: nau8821: Cancel delayed work on component remove\n\nAttempting to unload the driver while a jack detection work is pending\nwould likely crash the kernel when it is eventually scheduled for\nexecution:\n\n[ 1984.896308] BUG: unable to handle page fault for address: ffffffffc10c2a20\n[...]\n[ 1984.896388] Hardware name: Valve Jupiter/Jupiter, BIOS F7A0131 01/30/2024\n[ 1984.896396] Workqueue: events nau8821_jdet_work [snd_soc_nau8821]\n[ 1984.896414] RIP: 0010:__mutex_lock+0x9f/0x11d0\n[...]\n[ 1984.896504] Call Trace:\n[ 1984.896511]  <TASK>\n[ 1984.896524]  ? snd_soc_dapm_disable_pin+0x26/0x60 [snd_soc_core]\n[ 1984.896572]  ? snd_soc_dapm_disable_pin+0x26/0x60 [snd_soc_core]\n[ 1984.896596]  snd_soc_dapm_disable_pin+0x26/0x60 [snd_soc_core]\n[ 1984.896622]  nau8821_jdet_work+0xeb/0x1e0 [snd_soc_nau8821]\n[ 1984.896636]  process_one_work+0x211/0x590\n[ 1984.896649]  ? srso_return_thunk+0x5/0x5f\n[ 1984.896670]  worker_thread+0x1cd/0x3a0\n\nCancel unscheduled jdet_work or wait for its execution to finish before\nthe component driver gets removed."
    }
  ],
  "lastModified": "2026-09-02T13:17:55.557",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6E355B6D-AF33-4A7C-88AF-518FA4C82B1D",
              "versionEndExcluding": "6.19.4",
              "versionStartIncluding": "5.16"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}