gsd-2021-47171
Vulnerability from gsd
Modified
2024-04-03 05:03
Details
In the Linux kernel, the following vulnerability has been resolved:
net: usb: fix memory leak in smsc75xx_bind
Syzbot reported memory leak in smsc75xx_bind().
The problem was is non-freed memory in case of
errors after memory allocation.
backtrace:
[<ffffffff84245b62>] kmalloc include/linux/slab.h:556 [inline]
[<ffffffff84245b62>] kzalloc include/linux/slab.h:686 [inline]
[<ffffffff84245b62>] smsc75xx_bind+0x7a/0x334 drivers/net/usb/smsc75xx.c:1460
[<ffffffff82b5b2e6>] usbnet_probe+0x3b6/0xc30 drivers/net/usb/usbnet.c:1728
Aliases
{
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-47171"
],
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: fix memory leak in smsc75xx_bind\n\nSyzbot reported memory leak in smsc75xx_bind().\nThe problem was is non-freed memory in case of\nerrors after memory allocation.\n\nbacktrace:\n [\u003cffffffff84245b62\u003e] kmalloc include/linux/slab.h:556 [inline]\n [\u003cffffffff84245b62\u003e] kzalloc include/linux/slab.h:686 [inline]\n [\u003cffffffff84245b62\u003e] smsc75xx_bind+0x7a/0x334 drivers/net/usb/smsc75xx.c:1460\n [\u003cffffffff82b5b2e6\u003e] usbnet_probe+0x3b6/0xc30 drivers/net/usb/usbnet.c:1728",
"id": "GSD-2021-47171",
"modified": "2024-04-03T05:03:54.995378Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "cve@kernel.org",
"ID": "CVE-2021-47171",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Linux",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "d0cad871703b",
"version_value": "200dbfcad801"
},
{
"version_value": "not down converted",
"x_cve_json_5_version_data": {
"defaultStatus": "affected",
"versions": [
{
"status": "affected",
"version": "2.6.34"
},
{
"lessThan": "2.6.34",
"status": "unaffected",
"version": "0",
"versionType": "custom"
},
{
"lessThanOrEqual": "4.4.*",
"status": "unaffected",
"version": "4.4.271",
"versionType": "custom"
},
{
"lessThanOrEqual": "4.9.*",
"status": "unaffected",
"version": "4.9.271",
"versionType": "custom"
},
{
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"version": "4.14.235",
"versionType": "custom"
},
{
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"version": "4.19.193",
"versionType": "custom"
},
{
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"version": "5.4.124",
"versionType": "custom"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.42",
"versionType": "custom"
},
{
"lessThanOrEqual": "5.12.*",
"status": "unaffected",
"version": "5.12.9",
"versionType": "custom"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "5.13",
"versionType": "original_commit_for_fix"
}
]
}
}
]
}
}
]
},
"vendor_name": "Linux"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: fix memory leak in smsc75xx_bind\n\nSyzbot reported memory leak in smsc75xx_bind().\nThe problem was is non-freed memory in case of\nerrors after memory allocation.\n\nbacktrace:\n [\u003cffffffff84245b62\u003e] kmalloc include/linux/slab.h:556 [inline]\n [\u003cffffffff84245b62\u003e] kzalloc include/linux/slab.h:686 [inline]\n [\u003cffffffff84245b62\u003e] smsc75xx_bind+0x7a/0x334 drivers/net/usb/smsc75xx.c:1460\n [\u003cffffffff82b5b2e6\u003e] usbnet_probe+0x3b6/0xc30 drivers/net/usb/usbnet.c:1728"
}
]
},
"generator": {
"engine": "bippy-b4257b672505"
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://git.kernel.org/stable/c/200dbfcad8011e50c3cec269ed7b980836eeb1fa",
"refsource": "MISC",
"url": "https://git.kernel.org/stable/c/200dbfcad8011e50c3cec269ed7b980836eeb1fa"
},
{
"name": "https://git.kernel.org/stable/c/22c840596af0c09068b6cf948616e6496e59e07f",
"refsource": "MISC",
"url": "https://git.kernel.org/stable/c/22c840596af0c09068b6cf948616e6496e59e07f"
},
{
"name": "https://git.kernel.org/stable/c/9e6b8c1ff9d997e1fa16cbd2d60739adf6dc1bbc",
"refsource": "MISC",
"url": "https://git.kernel.org/stable/c/9e6b8c1ff9d997e1fa16cbd2d60739adf6dc1bbc"
},
{
"name": "https://git.kernel.org/stable/c/9e6a3eccb28779710cbbafc4f4258d92509c6d07",
"refsource": "MISC",
"url": "https://git.kernel.org/stable/c/9e6a3eccb28779710cbbafc4f4258d92509c6d07"
},
{
"name": "https://git.kernel.org/stable/c/b95fb96e6339e34694dd578fb6bde3575b01af17",
"refsource": "MISC",
"url": "https://git.kernel.org/stable/c/b95fb96e6339e34694dd578fb6bde3575b01af17"
},
{
"name": "https://git.kernel.org/stable/c/635ac38b36255d3cfb8312cf7c471334f4d537e0",
"refsource": "MISC",
"url": "https://git.kernel.org/stable/c/635ac38b36255d3cfb8312cf7c471334f4d537e0"
},
{
"name": "https://git.kernel.org/stable/c/70c886ac93f87ae7214a0c69151a28a8075dd95b",
"refsource": "MISC",
"url": "https://git.kernel.org/stable/c/70c886ac93f87ae7214a0c69151a28a8075dd95b"
},
{
"name": "https://git.kernel.org/stable/c/46a8b29c6306d8bbfd92b614ef65a47c900d8e70",
"refsource": "MISC",
"url": "https://git.kernel.org/stable/c/46a8b29c6306d8bbfd92b614ef65a47c900d8e70"
}
]
}
},
"nvd.nist.gov": {
"cve": {
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: fix memory leak in smsc75xx_bind\n\nSyzbot reported memory leak in smsc75xx_bind().\nThe problem was is non-freed memory in case of\nerrors after memory allocation.\n\nbacktrace:\n [\u003cffffffff84245b62\u003e] kmalloc include/linux/slab.h:556 [inline]\n [\u003cffffffff84245b62\u003e] kzalloc include/linux/slab.h:686 [inline]\n [\u003cffffffff84245b62\u003e] smsc75xx_bind+0x7a/0x334 drivers/net/usb/smsc75xx.c:1460\n [\u003cffffffff82b5b2e6\u003e] usbnet_probe+0x3b6/0xc30 drivers/net/usb/usbnet.c:1728"
},
{
"lang": "es",
"value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: net: usb: corrige la p\u00e9rdida de memoria en smsc75xx_bind Syzbot inform\u00f3 una p\u00e9rdida de memoria en smsc75xx_bind(). El problema era que la memoria no se liberaba en caso de errores despu\u00e9s de la asignaci\u00f3n de memoria. backtrace: [] kmalloc include/linux/slab.h:556 [en l\u00ednea] [] kzalloc include/linux/slab.h:686 [en l\u00ednea] [] smsc75xx_bind+0x7a/0x334 controladores/ net/usb/smsc75xx.c:1460 [] usbnet_probe+0x3b6/0xc30 controladores/net/usb/usbnet.c:1728"
}
],
"id": "CVE-2021-47171",
"lastModified": "2024-03-25T13:47:14.087",
"metrics": {},
"published": "2024-03-25T10:15:08.917",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/200dbfcad8011e50c3cec269ed7b980836eeb1fa"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/22c840596af0c09068b6cf948616e6496e59e07f"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/46a8b29c6306d8bbfd92b614ef65a47c900d8e70"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/635ac38b36255d3cfb8312cf7c471334f4d537e0"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/70c886ac93f87ae7214a0c69151a28a8075dd95b"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/9e6a3eccb28779710cbbafc4f4258d92509c6d07"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/9e6b8c1ff9d997e1fa16cbd2d60739adf6dc1bbc"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/b95fb96e6339e34694dd578fb6bde3575b01af17"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Awaiting Analysis"
}
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…