CVE-2026-64744

nvd.nist.gov • August 4, 2026

An information leakage was addressed with additional validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to disclose kernel memory.

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical 9.8 CVSS Bug Discovered in Apple Devices Xint has identified a critical kernel vulnerability in Apple devices, rated 9.8 on the CVSS scale, that allows apps to cause unexpected system termination without user interaction. This vulnerability affects iOS, iPadOS, and macOS systems, with patches released in versions 26.6 for iOS and iPadOS, and 15.7.8 for macOS Sequoia and Sonoma. Additionally, an information leakage vulnerability was also addressed, which could allow apps to disclose kernel memory. The critical bug was published as CVE-2026-64744 on July 27, 2026. Users are advised to update their devices to mitigate these risks. The vulnerabilities were confirmed by Xint and have been patched in the latest software updates. 1 sources 73

Extracted Entities

CVE-2026-64744

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Extracted Entities

CVEs (1)

CWE Weaknesses (1)

Platforms (1)