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Apple Security Releases148281

macOS Tahoe 26.6.2

Severity not listed 34 CVEs Published Aug 17, 2026 at 12:00 AM UTC

Summary

No separate summary was provided in the collected bulletin.

View 25 component changes
Audio

Available for: macOS Tahoe

Impact: An app may be able to leak sensitive user information

Description: A logic issue was addressed with improved checks.

CVE-2026-65339: Mustafa Calap (@ordinal0, dbg.re), Meta Red Team X - Nik Tsytsarkin

Authentication Services

Available for: macOS Tahoe

Impact: A website may be able to determine a user's IP address with Private Relay turned on

Description: An information disclosure issue was addressed with improved state management.

CVE-2026-65355: Xint Code

ImageIO

Available for: macOS Tahoe

Impact: Processing an image may lead to a denial-of-service

Description: The issue was addressed with improved checks.

CVE-2026-65347: Geonha Lee (@leegn4a)

ImageIO

Available for: macOS Tahoe

Impact: Processing an image may lead to arbitrary code execution

Description: An integer overflow was addressed with improved input validation.

CVE-2026-65346: Meta Red Team X - Nik Tsytsarkin

IOGPUFamily

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to memory corruption

Description: The issue was addressed with improved memory handling.

CVE-2026-64788: an anonymous researcher, f00l (@PPPF00L) and 3ndy1(@_3ndy1) and Minghao Lin@Y1nkoc and 云散花折, Arjanit Isufi

IOMobileFrameBuffer

Available for: macOS Tahoe

Impact: An app may be able to cause unexpected system termination or corrupt kernel memory

Description: An out-of-bounds access issue was addressed with improved bounds checking.

CVE-2026-64736: Ruslan Dautov, hxr1

Kernel

Available for: macOS Tahoe

Impact: A remote attacker may be able to cause unexpected system termination

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

CVE-2026-65343: Drinor Selmanaj (Sentry), Surya Narayan Kushwaha

Kernel

Available for: macOS Tahoe

Impact: An app may be able to cause unexpected system termination or read kernel memory

Description: An out-of-bounds read was addressed with improved input validation.

CVE-2026-65349: an anonymous researcher

Kernel

Available for: macOS Tahoe

Impact: An app may be able to cause unexpected system termination or corrupt kernel memory

Description: The issue was addressed with improved memory handling.

CVE-2026-65330: Ashish Kunwar, Mikhail Lozhnikov of Positive Technologies, Bhaswanth Chigurupati, Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927) of STAR Labs SG Pte. Ltd.

CVE-2026-28935: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927) of STAR Labs SG Pte. Ltd.

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash

Description: An out-of-bounds access issue was addressed with improved bounds checking.

CVE-2026-64784: Janggoon Lee of Out of Bounds, OpenAI Codex Security - Amy Burnett

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash

Description: The issue was addressed with improved memory handling.

CVE-2026-43795: wwwlk

CVE-2026-65338: OpenAI Codex Security - Amy Burnett

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to memory corruption

Description: The issue was addressed with improved memory handling.

CVE-2026-65341: Henock Habte

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash

Description: A memory corruption vulnerability was addressed with improved locking.

CVE-2026-64782: Charles Kern, Shubham Chaskar, Seonwook Kim, lattice, Josef Korbel

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash

Description: The issue was addressed with improved input validation.

CVE-2026-64781: Thomas Guillem

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash

Description: This issue was addressed through improved state management.

CVE-2026-65351: Niels Hofmans

CVE-2026-65340: Claudio Bozzato and Francesco Benvenuto of Cisco Talos, Josef Korbel (Citadelo)

CVE-2026-65337: OpenAI Codex Security - Amy Burnett

CVE-2026-65336: Josef Korbel

CVE-2026-65335: OpenAI Codex Security - Amy Burnett

CVE-2026-65333: OpenAI Codex Security - Amy Burnett

CVE-2026-65332: Kun Peeks (@SwayZGl1tZyyy), OpenAI Codex Security - Amy Burnett

CVE-2026-65331: OpenAI Codex Security - Amy Burnett

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to an unexpected process crash

Description: A use-after-free issue was addressed with improved memory management.

CVE-2026-64715: Hossein Lotfi (@hosselot) of TrendAI Zero Day Initiative

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash

Description: The issue was addressed with improved checks.

CVE-2026-64780: OpenAI Codex Security - Amy Burnett

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash

Description: A memory corruption issue was addressed with improved state management.

CVE-2026-65334: OpenAI Codex Security - Amy Burnett

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to memory corruption

Description: A memory corruption issue was addressed with improved memory handling.

CVE-2026-43794: Dung Do (@_piers2) of Calif.io

WebKit

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to an unexpected process termination

Description: A use-after-free issue was addressed with improved memory management.

CVE-2026-64787: 杉山 壮太, Shubham Chaskar

WebKit

Available for: macOS Tahoe

Impact: A website may be able to determine a user's IP address with Private Relay turned on

Description: An information disclosure issue was addressed with improved state management.

CVE-2026-65352: Talal Haj Bakry and Tommy Mysk of Mysk Inc. @mysk_co

WebKit History

Available for: macOS Tahoe

Impact: Visiting a maliciously crafted website may leak sensitive data

Description: The issue was addressed with improved checks.

CVE-2026-64778: Mohit Negi

WebKit Storage

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash

Description: A memory corruption vulnerability was addressed with improved locking.

CVE-2026-64779: Shubham Chaskar, Tommy DeVoss from Braze Security Team (@thedawgyg)

WebRTC

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to memory corruption

Description: An out-of-bounds write issue was addressed with improved bounds checking.

CVE-2026-65391: Myungyong Lee

WebRTC

Available for: macOS Tahoe

Impact: Processing maliciously crafted web content may lead to memory corruption

Description: An integer overflow was addressed with improved input validation.

CVE-2026-65390: Kwak Kiyong (@Pwnkai23), Song Nuri

Products covered

  • macOS Tahoe

Remediation

Separate remediation guidance was not included in the collected bulletin.

CVEs in this advisory 34

Updates

  1. Published by Apple Security Releases

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.