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

Vulnerability from cvelistv5 – Published: 2020-04-28 23:36 – Updated: 2024-08-04 09:25
VLAI
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.
Severity
6.0 (Medium)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
CWE
  • Improper Null Termination
Assigner
freebsd CNA under the mitre root
CNA scorecard D 60/100 over 61 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
n/a FreeBSD Affected: 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
Show details on NVD website
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