What is CVE-2020-0427?

CVE-2020-0427 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2020-09-17.

How severe is CVE-2020-0427?

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

Is CVE-2020-0427 known to be exploited?

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

Out-of-bounds Read in Google Android

CVE-2020-0427

In create_pinctrl of core.c, there is a possible out of bounds read due to a use after free. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-140550171

Vulnerability class: Buffer Overflow

Published 2020-09-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (42.3th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Google Android
Starwindsoftware Starwind Virtual San — versions v8
Debian Linux — versions 9.0
openSUSE Leap — versions 15.1, 15.2
Android — versions Android kernel

Weakness classification (CWE)

Public proof-of-concept exploits

References

source.android.com/security/bulletin/pixel/2020-09-01 (Patch, Vendor Advisory)
lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html (vendor-advisory, Mailing List, Third Party Advisory)
lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html (vendor-advisory, Mailing List, Third Party Advisory)
lists.debian.org/debian-lts-announce/2020/12/msg00027.html (mailing-list, Mailing List, Third Party Advisory)
packetstormsecurity.com/files/161229/Kernel-Live-Patch-Security-Notice-LSN-0074… (VDB Entry, Third Party Advisory)
www.starwindsoftware.com/security/sw-20210325-0005/ (Third Party Advisory)

Frequently asked questions

What is CVE-2020-0427?: CVE-2020-0427 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2020-09-17.
How severe is CVE-2020-0427?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-0427 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.