Use-after-free in Google Chromium - CVE-2023-5855

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Main Vulnerability Database Vulnerabilities #VU82631

Use-after-free in Google Chromium - CVE-2023-5855

Published: October 31, 2023 / Updated: November 1, 2023


Vulnerability identifier: #VU82631
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-5855
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within Reading Mode in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.


Affected software

Google Chromium
Microsoft Edge
Google Chrome
Gentoo Linux
Debian Linux
Fedora
Chrome OS
dev-qt/qtwebengine
chromium
chromium (Debian package)
www-client/microsoft-edge
www-client/chromium
www-client/google-chrome

How to mitigate CVE-2023-5855

Update to version 119.0.6045.105.

Google Chromium - update to 119.0.6045.105
Microsoft Edge - addressed in versions 118.0.2088.88, 119.0.2151.44
Google Chrome - addressed in versions 119.0.6045.105, 119.0.6045.106
dev-qt/qtwebengine - update to 103.0.5060.53
Chrome OS - update to 114.0.5735.346
chromium - addressed in versions 119.0.6045.105-1.el7, 119.0.6045.105-1.el8, 119.0.6045.105-1.el9, 119.0.6045.105-1.fc37, 119.0.6045.105-1.fc38, 119.0.6045.105-1.fc39, 119.0.6045.123-1.el7, 119.0.6045.123-1.el8, 119.0.6045.123-1.el9, 119.0.6045.123-1.fc38, 119.0.6045.123-1.fc39, 119.0.6045.159-1.el9
chromium (Debian package) - addressed in versions 119.0.6045.105-1~deb11u1, 119.0.6045.105-1~deb12u1
www-client/microsoft-edge - update to 120.0.2210.133
www-client/chromium - update to 120.0.6099.109
www-client/google-chrome - update to 120.0.6099.109

External References

Related Security Bulletins