Vulnerability Database

289,784

Total vulnerabilities in the database

CVE-2019-5606

In FreeBSD 12.0-STABLE before r349805, 12.0-RELEASE before 12.0-RELEASE-p8, 11.3-STABLE before r349806, 11.3-RELEASE before 11.3-RELEASE-p1, and 11.2-RELEASE before 11.2-RELEASE-p12, code which handles close of a descriptor created by posix_openpt fails to undo a signal configuration. This causes an incorrect signal to be raised leading to a write after free of kernel memory allowing a malicious user to gain root privileges or escape a jail.

  • Published: Jul 26, 2019
  • Updated: Apr 13, 2023
  • CVE: CVE-2019-5606
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.2
  • AV:L/AC:L/Au:N/C:C/I:C/A:C

CWEs:

Software From Fixed in
freebsd / freebsd 12.0 12.0.x
freebsd / freebsd 11.2 11.2.x
freebsd / freebsd 11.0 11.0.x
freebsd / freebsd 11.3 11.3.x