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CVE-2019-5595

Date: February 12, 2019

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.

Severity Score

Related Resources (5)

https://security-tracker.debian.org/tracker/CVE-2019-5595
https://security.FreeBSD.org/advisories/FreeBSD-SA-19:01.syscall.asc
https://exchange.xforce.ibmcloud.com/vulnerabilities/156624
https://nvd.nist.gov/vuln/detail/CVE-2019-5595
https://www.mend.io/vulnerability-database/CVE-2019-5595

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

Incomplete Cleanup

CWE-459

CVSS v3

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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