CVE-2021-30762: Apple iOS WebKit Use-After-Free Vulnerability
A use after free issue was addressed with improved memory management.
Other sources
Apple iOS WebKit contains a use-after-free vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.
— CISA
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is CVE-2021-30762?
CVE-2021-30762 is a use-after-free vulnerability in Apple iOS WebKit.
How does CVE-2021-30762 impact Apple iOS?
CVE-2021-30762 may allow for code execution when processing maliciously crafted web content on Apple iOS.
Which versions of Apple iOS are affected by CVE-2021-30762?
Apple iOS versions up to but excluding 12.5.4 are affected by CVE-2021-30762.
How can I fix CVE-2021-30762?
Update your Apple iOS device to version 12.5.4 to mitigate the impact of CVE-2021-30762.
Where can I find more information about CVE-2021-30762?
You can find more information about CVE-2021-30762 on the Apple support website: https://support.apple.com/en-us/HT212548.