CVE-2018-9559

Name: CVE-2018-9559
Creator: NVD / NIST
Published: 2018-12-06T14:29:01.627+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.17%

Last modified Jun 17, 2026

CVE-2018-9559 is a vulnerability of currently unknown severity. In persist_set_key and other functions of cryptfs.cpp, there is a possible out-of-bounds write due to an uncaught error. This could lead to local escalation of privilege with no additional execution privileges needed. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

In persist_set_key and other functions of cryptfs.cpp, there is a possible out-of-bounds write due to an uncaught error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-112731440.

Metrics

EPSS Probability

0.17%

6.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Google	Android	7.0
Google	Android	7.1.1
Google	Android	7.1.2
Google	Android	8.0
Google	Android	8.1
Google	Android	9.0

References

http://www.securityfocus.com/bid/106147Third Party Advisory, VDB Entry
https://source.android.com/security/bulletin/2018-12-01Vendor Advisory
http://www.securityfocus.com/bid/106147Third Party Advisory, VDB Entry
https://source.android.com/security/bulletin/2018-12-01Vendor Advisory

Timeline

Published: Dec 6, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-9559?

How severe is CVE-2018-9559?

Severity scoring for CVE-2018-9559 is pending analysis. The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.

How do I fix CVE-2018-9559?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-9559?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST