CVE-2021-30666 — Apple iOS WebKit Buffer Overflow Vulnerability

CISA KEV listed Added November 3, 2021 Remediate by November 17, 2021

Description

Apple iOS WebKit contains a buffer-overflow 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.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-30666

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