CVE-2023-42917 — Apple Multiple Products WebKit Memory Corruption Vulnerability

CISA KEV listed Added December 4, 2023 Remediate by December 25, 2023

Description

Apple iOS, iPadOS, macOS, and Safari WebKit contain a memory corruption 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 remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Notes

https://support.apple.com/en-us/HT214031, https://support.apple.com/en-us/HT214032, https://support.apple.com/en-us/HT214033 ; https://nvd.nist.gov/vuln/detail/CVE-2023-42917

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