github - ghsa-fjw9-4q3j-vpq4

GHSA-FJW9-4Q3J-VPQ4

Vulnerability from github – Published: 2022-05-24 19:10 – Updated: 2024-03-21 03:34

Details

In drivers/char/virtio_console.c in the Linux kernel before 5.13.4, data corruption or loss can be triggered by an untrusted device that supplies a buf->len value exceeding the buffer size.

Severity ?

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2021-38160"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-120"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-08-07T04:15:00Z",
    "severity": "HIGH"
  },
  "details": "In drivers/char/virtio_console.c in the Linux kernel before 5.13.4, data corruption or loss can be triggered by an untrusted device that supplies a buf-\u003elen value exceeding the buffer size.",
  "id": "GHSA-fjw9-4q3j-vpq4",
  "modified": "2024-03-21T03:34:05Z",
  "published": "2022-05-24T19:10:21Z",
  "references": [
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      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-38160"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/d00d8da5869a2608e97cfede094dfc5e11462a46"
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      "url": "https://access.redhat.com/security/cve/cve-2021-38160"
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      "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4"
    },
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      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20210902-0010"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2021/dsa-4978"
    }
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  "schema_version": "1.4.0",
  "severity": [
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      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-38160 (GCVE-0-2021-38160)

Vulnerability from cvelistv5 – Published: 2021-08-07 03:31 – Updated: 2024-08-04 01:37

Summary

In drivers/char/virtio_console.c in the Linux kernel before 5.13.4, data corruption or loss can be triggered by an untrusted device that supplies a buf->len value exceeding the buffer size. NOTE: the vendor indicates that the cited data corruption is not a vulnerability in any existing use case; the length validation was added solely for robustness in the face of anomalous host OS behavior

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://github.com/torvalds/linux/commit/d00d8da5…	x_refsource_MISC
	https://cdn.kernel.org/pub/linux/kernel/v5.x/Chan…	x_refsource_MISC
	https://access.redhat.com/security/cve/cve-2021-38160	x_refsource_MISC
	https://security.netapp.com/advisory/ntap-2021090…	x_refsource_CONFIRM
	https://www.debian.org/security/2021/dsa-4978	vendor-advisoryx_refsource_DEBIAN
	https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-FJW9-4Q3J-VPQ4

CVE-2021-38160 (GCVE-0-2021-38160)

Tags

Sightings

Nomenclature