Apple Multiple Products Memory Corruption Vulnerability
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
What happened
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 lists it as exploited, added 06 Mar 2024.
Does it affect you
Names Apple macOS. Enter the product and version you run to place it against the affected range the vendor published.
What to do
- Follow the vendor advisory for the fixed release and any interim mitigation.
support.apple.com - Follow the vendor advisory for the fixed release and any interim mitigation.
support.apple.com - Follow the vendor advisory for the fixed release and any interim mitigation.
support.apple.com - Follow the vendor advisory for the fixed release and any interim mitigation.
support.apple.com - Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
cisa.gov
CISA’s notes for this entry:
Affected, as published to NVD
- macos
- Apple macOS: 12.0 up to the fix in 12.7.4
The record
- NVD status
- Analyzed
- Published
- 05 Mar 2024, last modified 17 Jun 2026 (NVD)
- Severity
- CVSS 3.1 base score 7.8, High — computed here from the vector; NVD states 7.8.
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness
- CWE-787 Out-of-bounds Write (NVD; names by MITRE)
- Exploitation
- Listed in CISA’s Known Exploited Vulnerabilities catalogue since 06 Mar 2024; federal remediation due 27 Mar 2024. CISA entry
- Exploit probability
- EPSS 1.5%, 74th percentile — FIRST, scored 23 Oct 2026. FIRST EPSS
- Vendor
- Apple · Multiple Products (CISA)
References on the NVD record
- 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
- 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
- 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
Sources
The verdict above is computed from the products and versions you entered and the affected ranges the vendor published to NVD. It does not inspect your environment, and this site never reports a product as unaffected: why.