Home/CVE/A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17 and iPadOS 17, macOS
CVE

CVE-2023-42970

A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17 and iPadOS 17, macOS

A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17 and iPadOS 17, macOS Sonoma 14, watchOS 10, tvOS 17, Safari 17. Processing web content may lead to arbitrary code execution.

HIGH · CVSS 8.8 EPSS 0.00223
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

6
apple safari< 17.0
apple ipados< 17.0
apple iphone os< 17.0
apple macos< 14.0
apple tvos< 17.0
apple watchos< 10.0
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Microsoft Office Child Process - MacOS
producthighRemote Access Tool - Renamed MeshAgent Execution - MacOS
producthighBinary Padding - MacOS
productmediumSuspicious Execution via macOS Script Editor
productmediumSystem Information Discovery Via Sysctl - MacOS
productmediumNew File Exclusion Added To Time Machine Via Tmutil - MacOS
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · product-security@apple.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Apr 2025 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

13
rhsaRHSA-2024:9679Important
rhsaRHSA-2024:9646Important
rhsaRHSA-2024:8496Important
rhsaRHSA-2024:9653Important
rhsaRHSA-2025:10364Important
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.apple.com/en-us/120330Release NotesVendor Advisory
https://support.apple.com/en-us/120947Release NotesVendor Advisory
https://support.apple.com/en-us/120948Release NotesVendor Advisory
https://support.apple.com/en-us/120949Release NotesVendor Advisory
https://support.apple.com/en-us/120950Release NotesVendor Advisory
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