CVE-2019-5769: Insufficient validation of untrusted input in Blink

Published Dec 11, 2018
·
Updated

An insufficient validation of untrusted input flaw was found in the Blink component of the Chromium browser.

Upstream bug(s):

https://code.google.com/p/chromium/issues/detail?id=913975

External References:

https://chromereleases.googleblog.com/2019/01/stable-channel-update-for-desktop.html

Other sources

Incorrect handling of invalid end character position when front rendering in Blink in Google Chrome prior to 72.0.3626.81 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Credit

Guy Eshel

Affected Software

10 affected componentsFixes available
debian/chromium
90.0.4430.212-1~deb10u1116.0.5845.180-1~deb11u1118.0.5993.70-1~deb11u1116.0.5845.180-1~deb12u1118.0.5993.70-1~deb12u1118.0.5993.70-1
redhat/chromium-browser<72.0.3626.81
72.0.3626.81
Google Chrome<72.0.3626.81
72.0.3626.81
Google Chrome<72.0.3626.81
redhat Enterprise Linux Desktop=6.0
redhat Enterprise Linux Server=6.0
redhat Enterprise Linux Workstation=6.0
Debian Debian Linux=9.0
Fedoraproject Fedora=29
Fedoraproject Fedora=30

Event History

Dec 11, 2018
CVE Published
12:00 AM
Feb 19, 2019
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
DescriptionWeakness
Data Sourced
via NVD·05:29 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2019-5769?

CVE-2019-5769 has been rated with high severity due to the potential for exploitation through untrusted input.

2

How do I fix CVE-2019-5769?

To fix CVE-2019-5769, ensure that you update your Chromium or Chrome browser to the latest version available that mitigates this vulnerability.

3

Which versions are affected by CVE-2019-5769?

CVE-2019-5769 affects various versions of Chromium, Chrome, as well as some versions of Red Hat Enterprise Linux and Debian.

4

What component is impacted by CVE-2019-5769?

The Blink component of the Chromium browser is impacted by CVE-2019-5769 due to insufficient validation of untrusted input.

5

Is there a known exploit for CVE-2019-5769?

As of now, there are no known public exploits for the CVE-2019-5769 vulnerability, but it is recommended to patch systems immediately.

Contact

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