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.
Configurations

Configuration 1

cpe:2.3:o:freebsd:freebsd:12.0:-:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:-:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.0:-:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:-:*:*:*:*:*:*

Information

Published : 2019-07-26 01:15

Updated : 2023-02-01 02:12


NVD link : CVE-2019-5606

Mitre link : CVE-2019-5606

Products Affected
No products.
CWE