Use-after-free error in Google Chrome - CVE-2017-5126

 

Use-after-free error in Google Chrome - CVE-2017-5126

Published: October 25, 2017 / Updated: June 11, 2021


Vulnerability identifier: #VU8925
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-2017-5126
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. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability may result in system compromise.

Affected software

Google Chrome
Arch Linux
Debian Linux
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Fedora
qt5-qtwebengine
chromium

How to mitigate CVE-2017-5126

Update to version 62.0.3202.62.

Google Chrome - update to 62.0.3202.62
qt5-qtwebengine - addressed in versions 5.9.3-1.fc25, 5.9.3-1.fc26, 5.9.3-1.fc27
chromium - addressed in versions 62.0.3202.75-1.fc25, 62.0.3202.75-1.fc26, 62.0.3202.75-1.fc27, 62.0.3202.89-1.fc25, 62.0.3202.89-1.fc26, 62.0.3202.89-1.fc27, 63.0.3239.108-1.fc26

External References

Related Security Bulletins