CVE-2018-18342: High severity google chrome vulnerability

Published Dec 5, 2018
·
Updated

An out of bounds write flaw was found in the V8 component of the Chromium browser.

Upstream bug(s):

https://code.google.com/p/chromium/issues/detail?id=906313

External References:

https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html

Other sources

Execution of user supplied Javascript during object deserialization can update object length leading to an out of bounds write in V8 in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.

Affected Software

7 affected componentsFixes available
debian/chromium
90.0.4430.212-1~deb10u1116.0.5845.180-1~deb11u1120.0.6099.129-1~deb11u1119.0.6045.199-1~deb12u1120.0.6099.129-1~deb12u1120.0.6099.129-1
redhat/chromium-browser<71.0.3578.80
71.0.3578.80
Google Chrome<71.0.3578.80
redhat Enterprise Linux Desktop=6.0
redhat Enterprise Linux Server=6.0
redhat Enterprise Linux Workstation=6.0
Debian Debian Linux=9.0

Event History

Dec 11, 2018
CVE Published
via MITRE·03:00 PM
Data Sourced
via MITRE·03:00 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2018-18342?

CVE-2018-18342 has a high severity rating due to its potential for exploitation in the V8 component of the Chromium browser.

2

How do I fix CVE-2018-18342?

To fix CVE-2018-18342, update to the latest version of the Chromium browser or applicable package as recommended.

3

Which software is affected by CVE-2018-18342?

CVE-2018-18342 affects several versions of the Chromium browser and Google Chrome, along with certain Debian and Red Hat packages.

4

What is the exploit type for CVE-2018-18342?

CVE-2018-18342 is categorized as an out of bounds write vulnerability within the V8 component.

5

Is CVE-2018-18342 a known issue?

Yes, CVE-2018-18342 is a publicly documented vulnerability with upstream issues logged in the Chromium project.

Contact

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