What is CVE-2019-5595?

CVE-2019-5595 is a medium-severity vulnerability in Freebsd, classified under Incomplete Cleanup. CVSS score: 5.5/10. Published 2019-02-12.

How severe is CVE-2019-5595?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Freebsd

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.

EPSS: 0.003 (27.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Freebsd — versions FreeBSD 11.2 before 11.2-RELEASE-p9 and 12.0 before 12.0-RELEASE-p3, 12.0, 11.2

Weakness classification (CWE)

CWE-459 — Incomplete Cleanup

References

secteam@freebsd.org (x_refsource_FREEBSD, vendor-advisory, Patch, Vendor Advisory)
nvd@nist.gov (Third Party Advisory)

Frequently asked questions

What is CVE-2019-5595?: CVE-2019-5595 is a medium-severity vulnerability in Freebsd, classified under Incomplete Cleanup. CVSS score: 5.5/10. Published 2019-02-12.
How severe is CVE-2019-5595?: Medium severity. CVSS v3 base score is 5.5 out of 10.