github - ghsa-2q4h-h5jp-942w

ghsa-2q4h-h5jp-942w

Vulnerability from github

Published

2022-05-24 17:41

Modified

2022-05-24 17:41

Severity ?

7.0 (High) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

Firejail before 0.9.64.4 allows attackers to bypass intended access restrictions because there is a TOCTOU race condition between a stat operation and an OverlayFS mount operation.

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2021-26910"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-367"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-02-08T20:15:00Z",
    "severity": "HIGH"
  },
  "details": "Firejail before 0.9.64.4 allows attackers to bypass intended access restrictions because there is a TOCTOU race condition between a stat operation and an OverlayFS mount operation.",
  "id": "GHSA-2q4h-h5jp-942w",
  "modified": "2022-05-24T17:41:21Z",
  "published": "2022-05-24T17:41:21Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26910"
    },
    {
      "type": "WEB",
      "url": "https://github.com/netblue30/firejail/commit/97d8a03cad19501f017587cc4e47d8418273834b"
    },
    {
      "type": "WEB",
      "url": "https://github.com/netblue30/firejail/releases/tag/0.9.64.4"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00015.html"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202105-19"
    },
    {
      "type": "WEB",
      "url": "https://unparalleled.eu/blog/2021/20210208-rigged-race-against-firejail-for-local-root"
    },
    {
      "type": "WEB",
      "url": "https://unparalleled.eu/publications/2021/advisory-unpar-2021-0.txt"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2021/dsa-4849"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/02/09/1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2021-26910

Vulnerability from cvelistv5

Published

2021-02-08 19:56

Modified

2024-08-03 20:33

Severity ?

7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

Firejail before 0.9.64.4 allows attackers to bypass intended access restrictions because there is a TOCTOU race condition between a stat operation and an OverlayFS mount operation.

References

▼	URL	Tags
	https://github.com/netblue30/firejail/commit/97d8a03cad19501f017587cc4e47d8418273834b	x_refsource_MISC
	https://unparalleled.eu/publications/2021/advisory-unpar-2021-0.txt	x_refsource_MISC
	https://unparalleled.eu/blog/2021/20210208-rigged-race-against-firejail-for-local-root/	x_refsource_MISC
	https://github.com/netblue30/firejail/releases/tag/0.9.64.4	x_refsource_MISC
	http://www.openwall.com/lists/oss-security/2021/02/09/1	mailing-list, x_refsource_MLIST
	https://www.debian.org/security/2021/dsa-4849	vendor-advisory, x_refsource_DEBIAN
	https://lists.debian.org/debian-lts-announce/2021/02/msg00015.html	mailing-list, x_refsource_MLIST
	https://security.gentoo.org/glsa/202105-19	vendor-advisory, x_refsource_GENTOO

Impacted products

Vendor

Product

Version

▼

n/a

Version: n/a

Show details on NVD website

JSON

To clipboard

{
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          },
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            ],
            "url": "https://unparalleled.eu/publications/2021/advisory-unpar-2021-0.txt"
          },
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            "url": "https://unparalleled.eu/blog/2021/20210208-rigged-race-against-firejail-for-local-root/"
          },
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            ],
            "url": "https://github.com/netblue30/firejail/releases/tag/0.9.64.4"
          },
          {
            "name": "[oss-security] 20210209 Re: [cve-pending] Firejail: root privilege escalation in OverlayFS code",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2021/02/09/1"
          },
          {
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            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
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          },
          {
            "name": "[debian-lts-announce] 20210211 [SECURITY] [DLA 2554-1] firejail security update",
            "tags": [
              "mailing-list",
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          },
          {
            "name": "GLSA-202105-19",
            "tags": [
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            "url": "https://security.gentoo.org/glsa/202105-19"
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      "metrics": [
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            "baseScore": 7.8,
            "baseSeverity": "HIGH",
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            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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        },
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          "url": "https://github.com/netblue30/firejail/releases/tag/0.9.64.4"
        },
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        },
        {
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          "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00015.html"
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    "datePublished": "2021-02-08T19:56:38",
    "dateReserved": "2021-02-08T00:00:00",
    "dateUpdated": "2024-08-03T20:33:41.306Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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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