CVE-2026-65343: Use After Free

Published Aug 17, 2026
·
Updated

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. A remote attacker may be able to cause unexpected system termination.

Other sources

Audio. A logic issue was addressed with improved checks.

— Apple

ImageIO. An integer overflow was addressed with improved input validation.

— Apple

ImageIO. The issue was addressed with improved checks.

— Apple

IOGPUFamily. The issue was addressed with improved memory handling.

— Apple

Kernel. A use after free issue was addressed with improved memory management.

— Apple

Credit

Meta Red Team X - Nik Tsytsarkin, Geonha Lee@@leegn4a, f00l@@PPPF00L, 3ndy1@@_3ndy1, Minghao Lin@@Y1nkoc, 云散花折, Arjanit Isufi, Drinor Selmanaj (Sentry), Surya Narayan Kushwaha, an anonymous researcher, Bhaswanth Chigurupati(STAR Labs SG Pte), Billy Jheng Bing Jhong(STAR Labs SG Pte), Pan Zhenpeng@@Peterpan0927(STAR Labs SG Pte), Bedran Karakoc(Ruhr University Bochum), Tobias Funke(Ruhr University Bochum), Jacopo Clark(Ruhr University Bochum), Katharina Kohls(Ruhr University Bochum), Janggoon Lee(Out of Bounds), OpenAI Codex Security - Amy Burnett, wwwlk, Henock Habte, Seonwook Kim, Shubham Chaskar, lattice, Josef Korbel, Thomas Guillem, Niels Hofmans, Claudio Bozzato(Cisco Talos), Francesco Benvenuto(Cisco Talos), Josef Korbel (Citadelo), Hossein Lotfi@@hosselot(TrendAI Zero Day Initiative), Dung Do@@_piers2(Calif), 杉山 壮太, Mohit Negi, Shubham Chaskar(Braze Security Team), Tommy DeVoss@@thedawgyg(Braze Security Team)

Affected Software

6 affected componentsFixes available
Apple iOS<26.6.1
26.6.1
Apple iPadOS<26.6.1
26.6.1
Apple macOS Tahoe<26.6.2
26.6.2
Apple iPadOS<26.6.1
Apple iPhone OS<26.6.1
Apple macOS>=26.0<26.6.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 26.6.1
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 26.6.2
  3. Upgrade

    Upgrade iOS to a version that resolves this vulnerability.

    Fixed in 26.6.1
  4. Upgrade

    Upgrade iPadOS to a version that resolves this vulnerability.

    Fixed in 26.6.1
  5. Upgrade

    Upgrade macOS Tahoe to a version that resolves this vulnerability.

    Fixed in 26.6.2

Event History

Aug 17, 2026
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
Affected Software
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
CVE Published
via MITRE·09:29 PM
Data Sourced
via MITRE·09:29 PM
DescriptionWeakness
Data Sourced
via NVD·10:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2026-65343?

CVE-2026-65343 is rated as high severity due to multiple vulnerabilities that could allow arbitrary code execution.

2

How do I fix CVE-2026-65343?

To fix CVE-2026-65343, apply the latest software update provided by the vendor that addresses the identified issues.

3

What components are affected by CVE-2026-65343?

CVE-2026-65343 affects components including Audio, ImageIO, IOGPUFamily, and the Kernel.

4

What types of vulnerabilities are included in CVE-2026-65343?

CVE-2026-65343 includes a logic issue, integer overflow, improved memory handling, and a use after free vulnerability.

5

What are the potential impacts of CVE-2026-65343?

The potential impacts of CVE-2026-65343 include arbitrary code execution, application crashes, and system compromise.

Company

Resources

Contact

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