CVE-2022-50383 (GCVE-0-2022-50383)
Vulnerability from cvelistv5
Published
2025-09-18 13:33
Modified
2025-09-29 10:47
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: Can't set dst buffer to done when lat decode error Core thread will call v4l2_m2m_buf_done to set dst buffer done for lat architecture. If lat call v4l2_m2m_buf_done_and_job_finish to free dst buffer when lat decode error, core thread will access kernel NULL pointer dereference, then crash.
References
Impacted products
Vendor Product Version
Linux Linux Version: 8cdc3794b2e34b3ee11ddfccf4af3f64344a1a75
Version: 8cdc3794b2e34b3ee11ddfccf4af3f64344a1a75
Version: 8cdc3794b2e34b3ee11ddfccf4af3f64344a1a75
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{
  "containers": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c"
          ],
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          "versions": [
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              "operator": "OR"
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: mediatek: vcodec: Can\u0027t set dst buffer to done when lat decode error\n\nCore thread will call v4l2_m2m_buf_done to set dst buffer done for\nlat architecture. If lat call v4l2_m2m_buf_done_and_job_finish to\nfree dst buffer when lat decode error, core thread will access kernel\nNULL pointer dereference, then crash."
        }
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      "providerMetadata": {
        "dateUpdated": "2025-09-29T10:47:30.957Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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        {
          "url": "https://git.kernel.org/stable/c/3568ecd3f3a6d133ab7feffbba34955c8c79bbc4"
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      ],
      "title": "media: mediatek: vcodec: Can\u0027t set dst buffer to done when lat decode error",
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  },
  "cveMetadata": {
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    "cveId": "CVE-2022-50383",
    "datePublished": "2025-09-18T13:33:04.969Z",
    "dateReserved": "2025-09-17T14:53:06.996Z",
    "dateUpdated": "2025-09-29T10:47:30.957Z",
    "state": "PUBLISHED"
  },
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  }
}


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