Apple Multiple Products Memory Corruption Vulnerability

[ Why it matters ]Priority signals

• Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2024-03-06

[ Description ]Official description

A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 16.7.6 and iPadOS 16.7.6, iOS 17.4 and iPadOS 17.4, macOS Monterey 12.7.4, macOS Sonoma 14.4, macOS Ventura 13.6.5, tvOS 17.4, visionOS 1.1, watchOS 10.4. An attacker with arbitrary kernel read and write capability may be able to bypass kernel memory protections. Apple is aware of a report that this issue may have been exploited.

CISA: Apple iOS, iPadOS, macOS, tvOS, watchOS, and visionOS kernel contain a memory corruption vulnerability that allows an attacker with arbitrary kernel read and write capability to bypass kernel memory protections.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 27 Mar 2024): Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• support.apple.com/en-us/120880Release NotesVendor Advisory
• support.apple.com/en-us/120881Release NotesVendor Advisory
• support.apple.com/en-us/120882Release NotesVendor Advisory
• support.apple.com/en-us/120883Release NotesVendor Advisory
• support.apple.com/en-us/120884Release NotesVendor Advisory
• support.apple.com/en-us/120886Release NotesVendor Advisory
• support.apple.com/en-us/120893Release NotesVendor Advisory
• support.apple.com/en-us/120895Release NotesVendor Advisory
• seclists.org/fulldisclosure/2024/Mar/18Mailing ListThird Party Advisory
• seclists.org/fulldisclosure/2024/Mar/19Mailing ListThird Party Advisory
• seclists.org/fulldisclosure/2024/Mar/21Mailing ListThird Party Advisory
• seclists.org/fulldisclosure/2024/Mar/22Mailing ListThird Party Advisory
• seclists.org/fulldisclosure/2024/Mar/23Mailing ListThird Party Advisory
• seclists.org/fulldisclosure/2024/Mar/24Mailing ListThird Party Advisory
• seclists.org/fulldisclosure/2024/Mar/25Mailing ListThird Party Advisory
• seclists.org/fulldisclosure/2024/Mar/26Mailing ListThird Party Advisory
• support.apple.com/en-us/HT214081Vendor Advisory
• support.apple.com/en-us/HT214082Vendor Advisory
• support.apple.com/kb/HT214082Vendor Advisory
• support.apple.com/kb/HT214083Vendor Advisory
• support.apple.com/kb/HT214084Vendor Advisory
• support.apple.com/kb/HT214085Vendor Advisory
• support.apple.com/kb/HT214086Vendor Advisory
• support.apple.com/kb/HT214087Vendor Advisory
• support.apple.com/kb/HT214088Vendor Advisory
• www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource