CVE-2021-47344 (GCVE-0-2021-47344)
Vulnerability from cvelistv5
Published
2024-05-21 14:35
Modified
2025-05-04 07:09
Severity ?
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-8c081fb06d67 https://git.kernel.org/stable/c/021c294dff030f3ba38eb81e400ba123db32ecbc Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/0a045eac8d0427b64577a24d74bb8347c905ac65 Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/0edd6759167295ea9969e89283b81017b4c688aa Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/5f3f81f1c96b501d180021c23c25e9f48eaab235 Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/b0633051a6cb24186ff04ce1af99c7de18c1987e Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513 Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/c57b2bd3247925e253729dce283d6bf6abc9339d Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/c57bfd8000d7677bf435873b440eec0c47f73a08 Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67 https://git.kernel.org/stable/c/d69b39d89f362cfeeb54a68690768d0d257b2c8f Patch
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/stable/c/021c294dff030f3ba38eb81e400ba123db32ecbc Patch
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/stable/c/0a045eac8d0427b64577a24d74bb8347c905ac65 Patch
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/stable/c/0edd6759167295ea9969e89283b81017b4c688aa Patch
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/stable/c/5f3f81f1c96b501d180021c23c25e9f48eaab235 Patch
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/stable/c/b0633051a6cb24186ff04ce1af99c7de18c1987e Patch
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/stable/c/bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513 Patch
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/stable/c/c57b2bd3247925e253729dce283d6bf6abc9339d Patch
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/stable/c/c57bfd8000d7677bf435873b440eec0c47f73a08 Patch
af854a3a-2127-422b-91ae-364da2661108 https://git.kernel.org/stable/c/d69b39d89f362cfeeb54a68690768d0d257b2c8f Patch
Impacted products
Vendor Product Version
Linux Linux Version: ccbf035ae5de4c535160fc99f73feb44cc55b534
Version: ccbf035ae5de4c535160fc99f73feb44cc55b534
Version: ccbf035ae5de4c535160fc99f73feb44cc55b534
Version: ccbf035ae5de4c535160fc99f73feb44cc55b534
Version: ccbf035ae5de4c535160fc99f73feb44cc55b534
Version: ccbf035ae5de4c535160fc99f73feb44cc55b534
Version: ccbf035ae5de4c535160fc99f73feb44cc55b534
Version: ccbf035ae5de4c535160fc99f73feb44cc55b534
Version: ccbf035ae5de4c535160fc99f73feb44cc55b534
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    "cveId": "CVE-2021-47344",
    "datePublished": "2024-05-21T14:35:50.953Z",
    "dateReserved": "2024-05-21T14:28:16.980Z",
    "dateUpdated": "2025-05-04T07:09:02.615Z",
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  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-47344\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-21T15:15:21.067\",\"lastModified\":\"2024-12-24T16:13:44.487\",\"vulnStatus\":\"Analyzed\",\"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\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-401\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.6.32\",\"versionEndExcluding\":\"4.4.276\",\"matchCriteriaId\":\"C249F626-0B63-4817-894A-95310977EBF6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.5\",\"versionEndExcluding\":\"4.9.276\",\"matchCriteriaId\":\"C79FFC06-9530-4CD7-B651-01D786CC925E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.10\",\"versionEndExcluding\":\"4.14.240\",\"matchCriteriaId\":\"FB359B2E-773D-4D52-9915-E07A47ABE72B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.15\",\"versionEndExcluding\":\"4.19.198\",\"matchCriteriaId\":\"B93AEDB9-C52B-4222-8F9A-882DAD9EF5B2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.20\",\"versionEndExcluding\":\"5.4.133\",\"matchCriteriaId\":\"65A8F1FF-5639-455A-8BF4-9FF529240505\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.51\",\"matchCriteriaId\":\"93289127-DFB3-4515-89DD-50521FF8B7FF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.12.18\",\"matchCriteriaId\":\"79D13C82-E06F-4A70-A3D1-C09494FBC94D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.13\",\"versionEndExcluding\":\"5.13.3\",\"matchCriteriaId\":\"853187F6-707A-487B-95C0-621B5211B43C\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/021c294dff030f3ba38eb81e400ba123db32ecbc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/0a045eac8d0427b64577a24d74bb8347c905ac65\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/0edd6759167295ea9969e89283b81017b4c688aa\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/5f3f81f1c96b501d180021c23c25e9f48eaab235\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/b0633051a6cb24186ff04ce1af99c7de18c1987e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c57b2bd3247925e253729dce283d6bf6abc9339d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c57bfd8000d7677bf435873b440eec0c47f73a08\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d69b39d89f362cfeeb54a68690768d0d257b2c8f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/021c294dff030f3ba38eb81e400ba123db32ecbc\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/0a045eac8d0427b64577a24d74bb8347c905ac65\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/0edd6759167295ea9969e89283b81017b4c688aa\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/5f3f81f1c96b501d180021c23c25e9f48eaab235\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/b0633051a6cb24186ff04ce1af99c7de18c1987e\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c57b2bd3247925e253729dce283d6bf6abc9339d\",\"sour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    "vulnrichment": {
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[\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\"}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2024-11-04T12:04:06.236Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2021-47344\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-11-04T12:04:06.236Z\", \"dateReserved\": \"2024-05-21T14:28:16.980Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-05-21T14:35:50.953Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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