ghsa-x464-67pg-rxcc
Vulnerability from github
Published
2024-10-21 21:30
Modified
2025-11-03 21:31
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

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

usb: gadget: uvc: Fix ERR_PTR dereference in uvc_v4l2.c

Fix potential dereferencing of ERR_PTR() in find_format_by_pix() and uvc_v4l2_enum_format().

Fix the following smatch errors:

drivers/usb/gadget/function/uvc_v4l2.c:124 find_format_by_pix() error: 'fmtdesc' dereferencing possible ERR_PTR()

drivers/usb/gadget/function/uvc_v4l2.c:392 uvc_v4l2_enum_format() error: 'fmtdesc' dereferencing possible ERR_PTR()

Also, fix similar issue in uvc_v4l2_try_format() for potential dereferencing of ERR_PTR().

Show details on source website

To clipboard 

{
  "affected": [],
  "aliases": [
    "CVE-2024-50056"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-10-21T20:15:17Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: uvc: Fix ERR_PTR dereference in uvc_v4l2.c\n\nFix potential dereferencing of ERR_PTR() in find_format_by_pix()\nand uvc_v4l2_enum_format().\n\nFix the following smatch errors:\n\ndrivers/usb/gadget/function/uvc_v4l2.c:124 find_format_by_pix()\nerror: \u0027fmtdesc\u0027 dereferencing possible ERR_PTR()\n\ndrivers/usb/gadget/function/uvc_v4l2.c:392 uvc_v4l2_enum_format()\nerror: \u0027fmtdesc\u0027 dereferencing possible ERR_PTR()\n\nAlso, fix similar issue in uvc_v4l2_try_format() for potential\ndereferencing of ERR_PTR().",
  "id": "GHSA-x464-67pg-rxcc",
  "modified": "2025-11-03T21:31:28Z",
  "published": "2024-10-21T21:30:54Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-50056"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/03fa71e97e9bb116993ec1d51b8a6fe776db0984"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/72a68d2bede3284b95ee93a5ab3a81758bba95b0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a7bb96b18864225a694e3887ac2733159489e4b0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cedeb36c3ff4acd0f3d09918dfd8ed1df05efdd6"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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