CVE Vulnerability

CVE-2019-5595

In FreeBSD before 11.2-STABLE(r343782), 11.2-RELEASE-p9, 12.0-STABLE(r343781), and 12.0-RELEASE-p3, kernel callee-save registers are not properly sanitized before return from system calls, potentially allowing some kernel data used in the system call to be exposed.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://security.FreeBSD.org/advisories/FreeBSD-SA-19:01.syscall.asc Patch Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/156624 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:freebsd:freebsd:12.0:*:*:*:*:*:*:*
cpe:2.3:a:freebsd:freebsd:11.2:*:*:*:*:*:*:*
Information

Published : 2019-02-12 05:29

Updated : 2021-07-21 11:39

NVD link : CVE-2019-5595

Mitre link : CVE-2019-5595

Products Affected
No products.
CWE
CWE-459