{
  "cveId": "CVE-2022-49741",
  "url": "https://patchblox.com/security/cve/CVE-2022-49741",
  "summary": "CVE-2022-49741 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49741, released March 27, 2025. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  fbdev: smscufx: fix error handling code in ufx_u...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  fbdev: smscufx: fix error handling code in ufx_usb_probe  The current error handling code in ufx_usb_probe have many unmatching issues, e.g., missing ufx_free_usb_list, destroy_modedb label should only include framebuffer_release, fb_dealloc_cmap only matches fb_alloc_cmap.  My local syzkaller reports a memory leak bug:  memory leak in ufx_usb_probe  BUG: memory leak unreferenced object 0xffff88802f879580 (size 128):   comm \u0022kworker/0:7\u0022, pid 17416, jiffies 4295067474 (age 46.710s)   hex dump (first 32 bytes):     80 21 7c 2e 80 88 ff ff 18 d0 d0 0c 80 88 ff ff  .!|.............     00 d0 d0 0c 80 88 ff ff e0 ff ff ff 0f 00 00 00  ................   backtrace:     [\u003Cffffffff814c99a0\u003E] kmalloc_trace\u002B0x20/0x90 mm/slab_common.c:1045     [\u003Cffffffff824d219c\u003E] kmalloc include/linux/slab.h:553 [inline]     [\u003Cffffffff824d219c\u003E] kzalloc include/linux/slab.h:689 [inline]     [\u003Cffffffff824d219c\u003E] ufx_alloc_urb_list drivers/video/fbdev/smscufx.c:1873 [inline]     [\u003Cffffffff824d219c\u003E] ufx_usb_probe\u002B0x11c/0x15a0 drivers/video/fbdev/smscufx.c:1655     [\u003Cffffffff82d17927\u003E] usb_probe_interface\u002B0x177/0x370 drivers/usb/core/driver.c:396     [\u003Cffffffff82712f0d\u003E] call_driver_probe drivers/base/dd.c:560 [inline]     [\u003Cffffffff82712f0d\u003E] really_probe\u002B0x12d/0x390 drivers/base/dd.c:639     [\u003Cffffffff8271322f\u003E] __driver_probe_device\u002B0xbf/0x140 drivers/base/dd.c:778     [\u003Cffffffff827132da\u003E] driver_probe_device\u002B0x2a/0x120 drivers/base/dd.c:808     [\u003Cffffffff82713c27\u003E] __device_attach_driver\u002B0xf7/0x150 drivers/base/dd.c:936     [\u003Cffffffff82710137\u003E] bus_for_each_drv\u002B0xb7/0x100 drivers/base/bus.c:427     [\u003Cffffffff827136b5\u003E] __device_attach\u002B0x105/0x2d0 drivers/base/dd.c:1008     [\u003Cffffffff82711d36\u003E] bus_probe_device\u002B0xc6/0xe0 drivers/base/bus.c:487     [\u003Cffffffff8270e242\u003E] device_add\u002B0x642/0xdc0 drivers/base/core.c:3517     [\u003Cffffffff82d14d5f\u003E] usb_set_configuration\u002B0x8ef/0xb80 drivers/usb/core/message.c:2170     [\u003Cffffffff82d2576c\u003E] usb_generic_driver_probe\u002B0x8c/0xc0 drivers/usb/core/generic.c:238     [\u003Cffffffff82d16ffc\u003E] usb_probe_device\u002B0x5c/0x140 drivers/usb/core/driver.c:293     [\u003Cffffffff82712f0d\u003E] call_driver_probe drivers/base/dd.c:560 [inline]     [\u003Cffffffff82712f0d\u003E] really_probe\u002B0x12d/0x390 drivers/base/dd.c:639     [\u003Cffffffff8271322f\u003E] __driver_probe_device\u002B0xbf/0x140 drivers/base/dd.c:778  Fix this bug by rewriting the error handling code in ufx_usb_probe.",
  "published": "2025-03-27T17:15:38Z",
  "severity": "medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00194,
  "epssPercentile": 0.09128,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.1.11-1",
      "fix": "DEBIAN-CVE-2022-49741",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49741",
      "released": "2025-03-27T17:15:38Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.1.11-1",
      "fix": "DEBIAN-CVE-2022-49741",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49741",
      "released": "2025-03-27T17:15:38Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.1.11-1",
      "fix": "DEBIAN-CVE-2022-49741",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49741",
      "released": "2025-03-27T17:15:38Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}