github - ghsa-8fgw-wvm8-3x84

ghsa-8fgw-wvm8-3x84

Vulnerability from github

Published

2022-08-25 00:00

Modified

2022-08-29 20:06

Severity

4.3 (Medium) - CVSS_V3 - CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Details

It was found that a specially crafted LUKS header could trick cryptsetup into disabling encryption during the recovery of the device. An attacker with physical access to the medium, such as a flash disk, could use this flaw to force a user into permanently disabling the encryption layer of that medium.

Show details on source website

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  "affected": [],
  "aliases": [
    "CVE-2021-4122"
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  "database_specific": {
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    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-08-24T16:15:00Z",
    "severity": "MODERATE"
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  "id": "GHSA-8fgw-wvm8-3x84",
  "modified": "2022-08-29T20:06:51Z",
  "published": "2022-08-25T00:00:27Z",
  "references": [
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    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2021-4122"
    },
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      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2031859"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2032401"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/cryptsetup/cryptsetup/-/commit/0113ac2d889c5322659ad0596d4cfc6da53e356c"
    },
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  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

cve-2021-4122

Vulnerability from cvelistv5

Published

2022-08-24 15:08

Modified

2024-08-03 17:16

Severity

Summary

It was found that a specially crafted LUKS header could trick cryptsetup into disabling encryption during the recovery of the device. An attacker with physical access to the medium, such as a flash disk, could use this flaw to force a user into permanently disabling the encryption layer of that medium.

References

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=2031859	x_refsource_MISC
https://mirrors.edge.kernel.org/pub/linux/utils/cryptsetup/v2.4/v2.4.3-ReleaseNotes	x_refsource_MISC
https://gitlab.com/cryptsetup/cryptsetup/-/commit/0113ac2d889c5322659ad0596d4cfc6da53e356c	x_refsource_MISC
https://bugzilla.redhat.com/show_bug.cgi?id=2032401	x_refsource_MISC
https://access.redhat.com/security/cve/CVE-2021-4122	x_refsource_MISC

Impacted products

Vendor	Product
n/a	cryptsetup

Show details on NVD website

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