fkie_cve-2021-47344
Vulnerability from fkie_nvd
Published
2024-05-21 15:15
Modified
2024-12-24 16:13
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: media: zr364xx: fix memory leak in zr364xx_start_readpipe syzbot reported memory leak in zr364xx driver. The problem was in non-freed urb in case of usb_submit_urb() fail. backtrace: [<ffffffff82baedf6>] kmalloc include/linux/slab.h:561 [inline] [<ffffffff82baedf6>] usb_alloc_urb+0x66/0xe0 drivers/usb/core/urb.c:74 [<ffffffff82f7cce8>] zr364xx_start_readpipe+0x78/0x130 drivers/media/usb/zr364xx/zr364xx.c:1022 [<ffffffff84251dfc>] zr364xx_board_init drivers/media/usb/zr364xx/zr364xx.c:1383 [inline] [<ffffffff84251dfc>] zr364xx_probe+0x6a3/0x851 drivers/media/usb/zr364xx/zr364xx.c:1516 [<ffffffff82bb6507>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396 [<ffffffff826018a9>] really_probe+0x159/0x500 drivers/base/dd.c:576
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/021c294dff030f3ba38eb81e400ba123db32ecbcPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0a045eac8d0427b64577a24d74bb8347c905ac65Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0edd6759167295ea9969e89283b81017b4c688aaPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5f3f81f1c96b501d180021c23c25e9f48eaab235Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b0633051a6cb24186ff04ce1af99c7de18c1987ePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c57b2bd3247925e253729dce283d6bf6abc9339dPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c57bfd8000d7677bf435873b440eec0c47f73a08Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d69b39d89f362cfeeb54a68690768d0d257b2c8fPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/021c294dff030f3ba38eb81e400ba123db32ecbcPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/0a045eac8d0427b64577a24d74bb8347c905ac65Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/0edd6759167295ea9969e89283b81017b4c688aaPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/5f3f81f1c96b501d180021c23c25e9f48eaab235Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/b0633051a6cb24186ff04ce1af99c7de18c1987ePatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/c57b2bd3247925e253729dce283d6bf6abc9339dPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/c57bfd8000d7677bf435873b440eec0c47f73a08Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/d69b39d89f362cfeeb54a68690768d0d257b2c8fPatch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: zr364xx: fix memory leak in zr364xx_start_readpipe\n\nsyzbot reported memory leak in zr364xx driver.\nThe problem was in non-freed urb in case of\nusb_submit_urb() fail.\n\nbacktrace:\n  [\u003cffffffff82baedf6\u003e] kmalloc include/linux/slab.h:561 [inline]\n  [\u003cffffffff82baedf6\u003e] usb_alloc_urb+0x66/0xe0 drivers/usb/core/urb.c:74\n  [\u003cffffffff82f7cce8\u003e] zr364xx_start_readpipe+0x78/0x130 drivers/media/usb/zr364xx/zr364xx.c:1022\n  [\u003cffffffff84251dfc\u003e] zr364xx_board_init drivers/media/usb/zr364xx/zr364xx.c:1383 [inline]\n  [\u003cffffffff84251dfc\u003e] zr364xx_probe+0x6a3/0x851 drivers/media/usb/zr364xx/zr364xx.c:1516\n  [\u003cffffffff82bb6507\u003e] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396\n  [\u003cffffffff826018a9\u003e] really_probe+0x159/0x500 drivers/base/dd.c:576"
    },
    {
      "lang": "es",
      "value": " En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: medio: zr364xx: corrige la p\u00e9rdida de memoria en zr364xx_start_readpipe syzbot inform\u00f3 una p\u00e9rdida de memoria en el controlador zr364xx. El problema estaba en la urb no liberada en caso de que fallara usb_submit_urb(). seguimiento: [] kmalloc include/linux/slab.h:561 [en l\u00ednea] [] usb_alloc_urb+0x66/0xe0 drivers/usb/core/urb.c:74 [] zr364xx_start_readpipe+0x78/ 0x130 drivers/media/usb/zr364xx/zr364xx.c:1022 [] zr364xx_board_init drivers/media/usb/zr364xx/zr364xx.c:1383 [en l\u00ednea] [] 0x851 drivers/media/ usb/zr364xx/zr364xx.c:1516 [] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396 []really_probe+0x159/0x500 controladores/base/dd.c:576"
    }
  ],
  "id": "CVE-2021-47344",
  "lastModified": "2024-12-24T16:13:44.487",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2024-05-21T15:15:21.067",
  "references": [
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  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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