Use-after-free error in Google Chrome - CVE-2018-17481

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Main Vulnerability Database Vulnerabilities #VU16243

Use-after-free error in Google Chrome - CVE-2018-17481

Published: December 5, 2018


Vulnerability identifier: #VU16243
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-17481
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to use-after-free error in PDFium when handling malicious input. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Affected software

Google Chrome
Arch Linux
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Server
Opensuse
Fedora
chromium-browser (Debian package)
chromium

How to mitigate CVE-2018-17481

Update to version 71.0.3578.80.

Google Chrome - update to 71.0.3578.80
chromium-browser (Debian package) - update to 71.0.3578.80-1~deb9u1
chromium - addressed in versions 71.0.3578.98-1.fc28, 71.0.3578.98-1.fc29

External References

Related Security Bulletins