github - ghsa-329c-g8g4-89hm

ghsa-329c-g8g4-89hm

Vulnerability from github

Published

2022-05-24 17:16

Modified

2022-05-24 17:16

Details

In FreeBSD 12.1-STABLE before r359021, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r359020, and 11.3-RELEASE before 11.3-RELEASE-p7, a missing null termination check in the jail_set configuration option "osrelease" may return more bytes with a subsequent jail_get system call allowing a malicious jail superuser with permission to create nested jails to read kernel memory.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-7453"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-04-29T00:15:00Z",
    "severity": "LOW"
  },
  "details": "In FreeBSD 12.1-STABLE before r359021, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r359020, and 11.3-RELEASE before 11.3-RELEASE-p7, a missing null termination check in the jail_set configuration option \"osrelease\" may return more bytes with a subsequent jail_get system call allowing a malicious jail superuser with permission to create nested jails to read kernel memory.",
  "id": "GHSA-329c-g8g4-89hm",
  "modified": "2022-05-24T17:16:55Z",
  "published": "2022-05-24T17:16:55Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-7453"
    },
    {
      "type": "WEB",
      "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-20:08.jail.asc"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-7453 (GCVE-0-2020-7453)

Vulnerability from cvelistv5

Published

2020-04-28 23:36

Modified

2024-08-04 09:25

Severity ?

CWE

Improper Null Termination

Summary

In FreeBSD 12.1-STABLE before r359021, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r359020, and 11.3-RELEASE before 11.3-RELEASE-p7, a missing null termination check in the jail_set configuration option "osrelease" may return more bytes with a subsequent jail_get system call allowing a malicious jail superuser with permission to create nested jails to read kernel memory.

References

URL

Tags

https://security.FreeBSD.org/advisories/FreeBSD-SA-20:08.jail.asc

x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	FreeBSD	Version: 12.1-STABLE before r359021, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r359020, 11.3-RELEASE before 11.3-RELEASE-p7

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