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high8.8Known exploited

CVE-2023-42917

Apple Multiple Products WebKit Memory Corruption Vulnerability

Exploited in the wild

This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2023-12-04. Federal due date: 2023-12-25.

Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Impact

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in iOS 17.1.2 and iPadOS 17.1.2, macOS Sonoma 14.1.2, Safari 17.1.2. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.

Affected products

VendorProductAffected versions
AppleSafari
before 17.1.2
AppleIpados
before 15.8.1
from 16.0 before 16.7.3
from 17.0 before 17.1.2
AppleIphone Os
before 15.8.1
from 16.0 before 16.7.3
from 17.0 before 17.1.2
AppleMacos
from 14.0 before 14.1.2
DebianDebian Linux
Versions 11.0, 12.0
FedoraprojectFedora
Versions 38, 39
WebkitgtkWebkitgtk\+
before 2.42.3

Weakness classification

CWE-787

References