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CVE-2018-18340: Chrome before 71 allows remote code via malicious web page

CVE-2018-18340 · published 7 years ago

Summary

Versions of Chrome released before 71 on Linux can be tricked by a specially crafted web page to corrupt memory, which could let an attacker run code on the computer. Upgrade Chrome to version 71.0.3578.80 or later to eliminate the risk.

What to do

Update google chrome to version 71.0.3578.80 or later.

Affected software

Vendor	Product	Affected versions
google	chrome	< 71.0.3578.80 `cpe:2.3:a:google:chrome::::::::`
redhat	linux_desktop	6.0 `cpe:2.3:o:redhat:linux_desktop:6.0:::::::*`
redhat	linux_server	6.0 `cpe:2.3:o:redhat:linux_server:6.0:::::::*`
redhat	linux_workstation	6.0 `cpe:2.3:o:redhat:linux_workstation:6.0:::::::*`
debian	debian_linux	9.0 `cpe:2.3:o:debian:debian_linux:9.0:::::::*`

Original advisory text

Incorrect object lifecycle in MediaRecorder in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

References

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit (estimated)
Gives an attacker full control (estimated)

Severity

8.8 High

Exploitation

1% chance of attack within 30 days

Type

CWE-416Use After Free

CWE-787Out-of-bounds Write

Timeline

Published11 Dec 2018

Updated4 Nov 2026

First seen29 Sep 2026

Sources

CVE-2018-18340 · NVD

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