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Safari CVE-2023-42970

HIGH
Use After Free (CWE-416)
2025-04-11 product-security@apple.com
Use After Free Memory Corruption RCE Apple Safari Ipados Iphone Os macOS Tvos Watchos iOS Red Hat Suse
8.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
8.8 HIGH
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SUSE
HIGH
qualitative
Red Hat
8.8 HIGH
qualitative

Primary rating from NVD.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Patch released
Apr 02, 2026 - 08:30 nvd
Patch available
Analysis Generated
Mar 28, 2026 - 18:36 vuln.today
CVE Published
Apr 11, 2025 - 15:15 nvd
HIGH 8.8

DescriptionCVE.org

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.

AnalysisAI

A use-after-free issue was addressed with improved memory management. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.

Technical ContextAI

This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. 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. Affected products include: Apple Safari, Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.

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Same weakness CWE-416 – Use After Free

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CVE-2019-0708 CRITICAL POC
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CVE-2015-5119 CRITICAL POC
9.8
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CVE-2012-4792 HIGH POC
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CVE-2009-4324 HIGH POC
7.8
CVE-2015-0313 CRITICAL POC
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CVE-2015-5122 CRITICAL POC
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CVE-2013-2551 HIGH POC
8.8

Same technique Use After Free

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CVE-2015-5119 CRITICAL POC
9.8
CVE-2014-0322 HIGH POC
8.8
CVE-2012-4792 HIGH POC
8.8
CVE-2009-4324 HIGH POC
7.8
CVE-2015-0313 CRITICAL POC
9.8
CVE-2015-5122 CRITICAL POC
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CVE-2013-2551 HIGH POC
8.8
CVE-2012-4969 HIGH POC
8.1

Vendor StatusVendor

SUSE

Severity: High
Product Status
SUSE Enterprise Storage 7.1 Fixed
SUSE Liberty Linux 8 Fixed
SUSE Linux Enterprise Desktop 15 SP6 SUSE Linux Enterprise High Performance Computing 15 SP6 SUSE Linux Enterprise Server 15 SP6 SUSE Linux Enterprise Server for SAP Applications 15 SP6 Fixed
SUSE Linux Enterprise Desktop 15 SP7 SUSE Linux Enterprise High Performance Computing 15 SP7 SUSE Linux Enterprise Server 15 SP7 SUSE Linux Enterprise Server for SAP Applications 15 SP7 Fixed
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS Fixed

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CVE-2023-42970 vulnerability details – vuln.today
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