CVE-2026-64699

A memory initialization issue was addressed with improved memory handling

Medium · published July 27, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
5.5
In the wild
Unconfirmed
What it is

A memory initialization issue was addressed with improved memory handling. 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.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00165 · 5.5th percentile
Published
2026-07-27T20:13Z
EPSS history
Timeline
  • 27 JUL 20:13Z
    A memory initialization issue was addressed with improved memory handling
    cvelistv5