What is CVE-2023-5847?

CVE-2023-5847 is a medium-severity vulnerability in Linux Kernel, classified under Improper Privilege Management. CVSS score: 6.7/10. Published 2023-11-01.

How severe is CVE-2023-5847?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Privilege escalation in Linux Kernel

CVE-2023-5847

Under certain conditions, a low privileged attacker could load a specially crafted file during installation or upgrade to escalate privileges on Windows and Linux hosts.

Vulnerability class: Privilege Escalation

Published 2023-11-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (11.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 11.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

www.tenable.com/security/tns-2023-37 (Vendor Advisory)
www.tenable.com/security/tns-2023-38 (Vendor Advisory)

Frequently asked questions

What is CVE-2023-5847?: CVE-2023-5847 is a medium-severity vulnerability in Linux Kernel, classified under Improper Privilege Management. CVSS score: 6.7/10. Published 2023-11-01.
How severe is CVE-2023-5847?: Medium severity. CVSS v3 base score is 6.7 out of 10.