What is CVE-2020-35501?

CVE-2020-35501 is a low-severity vulnerability in Linux Kernel, classified under Incorrect Authorization. CVSS score: 3.4/10. Published 2022-03-30.

How severe is CVE-2020-35501?

Low severity. CVSS v3 base score is 3.4 out of 10.

Is CVE-2020-35501 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Linux Kernel

CVE-2020-35501

A flaw was found in the Linux kernels implementation of audit rules, where a syscall can unexpectedly not be correctly not be logged by the audit subsystem

Vulnerability class: Broken Access Control

Published 2022-03-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.4 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (13.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 13.8% 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

Linux Kernel
Red Hat Enterprise Linux — versions 7.0, 8.0
Kernel — versions affecting all versions up to kernel 5.17

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

Public proof-of-concept exploits

References

bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Mitigation, Issue Tracking)

Frequently asked questions

What is CVE-2020-35501?: CVE-2020-35501 is a low-severity vulnerability in Linux Kernel, classified under Incorrect Authorization. CVSS score: 3.4/10. Published 2022-03-30.
How severe is CVE-2020-35501?: Low severity. CVSS v3 base score is 3.4 out of 10.
Is CVE-2020-35501 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.