fkie_cve-2022-49122
Vulnerability from fkie_nvd
Published
2025-02-26 07:00
Modified
2025-02-26 07:00
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
dm ioctl: prevent potential spectre v1 gadget
It appears like cmd could be a Spectre v1 gadget as it's supplied by a
user and used as an array index. Prevent the contents of kernel memory
from being leaked to userspace via speculative execution by using
array_index_nospec.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm ioctl: prevent potential spectre v1 gadget\n\nIt appears like cmd could be a Spectre v1 gadget as it\u0027s supplied by a\nuser and used as an array index. Prevent the contents of kernel memory\nfrom being leaked to userspace via speculative execution by using\narray_index_nospec."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: dm ioctl: evitar un posible gadget de Spectre v1 Parece que cmd podr\u00eda ser un gadget de Spectre v1, ya que lo proporciona un usuario y lo utiliza como \u00edndice de matriz. Evite que el contenido de la memoria del kernel se filtre al espacio de usuario mediante una ejecuci\u00f3n especulativa utilizando array_index_nospec."
}
],
"id": "CVE-2022-49122",
"lastModified": "2025-02-26T07:00:49.540",
"metrics": {},
"published": "2025-02-26T07:00:49.540",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/02cc46f397eb3691c56affbd5073e54f7a82ac32"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/0320bac5801b31407200227173205d017488f140"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/44e6cb3ab177faae840bb2c1ebda9a2539876184"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/58880025e3362024f6d8ea01cb0c7a5df6c84ba6"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/71c8df33fd777c7628f6fbc09b14e84806c55914"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/76c94651005f58885facf9c973007f5ea01ab01f"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/7ae2c5b89da3cfaf856df880af27d3bb32a74b3d"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/cd9c88da171a62c4b0f1c70e50c75845969fbc18"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/dd86064417de828ff2102ddc6049c829bf7585b4"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Awaiting Analysis"
}
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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.
- 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.
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