CVE-2023-27953

CRITICAL

macOS 11.0-11.7.4 - Out-of-bounds Write

Title source: llm
STIX 2.1

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.3, macOS Monterey 12.6.4, macOS Big Sur 11.7.5. A remote user may be able to cause unexpected system termination or corrupt kernel memory.

Scores

CVSS v3 9.8
EPSS 0.0106
EPSS Percentile 77.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-787
Status published
Products (1)
apple/macos 11.0 - 11.7.5
Published May 08, 2023
Tracked Since Feb 18, 2026