CVE-2026-64788: Input Validation

Published Aug 17, 2026
·
Updated

Audio. A logic issue was addressed with improved checks.

Other sources

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

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to memory corruption.

— MITRE

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·09:30 PM
Data Sourced
via MITRE·09:30 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-2026-64788?

CVE-2026-64788 has a severity rating that indicates it poses a significant risk to affected systems due to multiple logic and memory handling issues.

2

How do I fix CVE-2026-64788?

To fix CVE-2026-64788, ensure that your Apple iOS, iPadOS, or macOS is updated to the latest version provided by Apple.

3

What systems are affected by CVE-2026-64788?

CVE-2026-64788 affects Apple iOS, Apple iPadOS, and Apple macOS Tahoe.

4

What types of issues does CVE-2026-64788 address?

CVE-2026-64788 addresses a logic issue, an integer overflow, and memory handling improvements.

5

When was CVE-2026-64788 published?

CVE-2026-64788 was published on August 17, 2026.

Company

Resources

Contact

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