#VU20912 Use-after-free in Apple Safari
Published: September 6, 2019
Vulnerability identifier: #VU20912
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Apple Safari
Apple Safari
Software vendor:
Apple Inc.
Apple Inc.
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in the InlineFlowBox within the "deleteLine" method. A remote attacker can trick a victim to visit a malicious page or open a malicious file and execute arbitrary code in the context of the current process.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install updates from vendor's website.