Memory corruption in Apple iOS - CVE-2019-6217

Vulnerability identifier: #VU17171

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-2019-6217

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to execute arbitrary code.

The weakness exists due to a boundary error in the WebKit component when handling malicious input. A remote attacker can trick the victim into processing a specially crafted content, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Apple iOS
Gentoo Linux
watchOS
tvOS
Opensuse
webkit2gtk (Alpine package)
iCloud for Windows
Apple Safari
iTunes

Update to version 12.1.3.

Apple iOS - update to 12.1.3 16D39
webkit2gtk (Alpine package) - update to 2.22.7-r0
watchOS - update to 5.1.3
iCloud for Windows - update to 7.10
tvOS - update to 12.1.2
Apple Safari - update to 12.0.3
iTunes - update to 12.9.3

• https://support.apple.com/en-us/HT209443

• Multiple vulnerabilities in Apple iOS
• Multiple vulnerabilities in Apple Safari
• Multiple vulnerabilities in Apple iCloud
• Multiple vulnerabilities in Apple watchOS
• Multiple vulnerabilities in Apple tvOS
• Multiple vulnerabilities in Apple iTunes
• OpenSUSE Linux update for webkit2gtk3
• OpenSUSE Linux update for webkit2gtk3
• Gentoo update for WebkitGTK+
• Memory corruption in webkit2gtk (Alpine package)