PT-2023-21433 · Apple · Macos Big Sur+4

Tingting Yin · Published 2023-03-27 · Updated 2023-07-27 · CVE-2023-27936

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions macOS versions prior to 13.3 macOS Monterey versions prior to 12.6.4 macOS Big Sur versions prior to 11.7.5 iOS versions prior to 15.7.4 iPadOS versions prior to 15.7.4

Description An out-of-bounds write issue was addressed with improved input validation. This issue may allow an app to cause unexpected system termination or write kernel memory.

Recommendations For macOS versions prior to 13.3, update to macOS Ventura 13.3. For macOS Monterey versions prior to 12.6.4, update to macOS Monterey 12.6.4. For macOS Big Sur versions prior to 11.7.5, update to macOS Big Sur 11.7.5. For iOS versions prior to 15.7.4, update to iOS 15.7.4. For iPadOS versions prior to 15.7.4, update to iPadOS 15.7.4.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2023-27936

Affected Products

Apple Macos

Ios

Ipados

Macos Big Sur

Macos Monterey

References · 7

• https://support.apple.com/en-us/HT213675 · Vendor Advisory
• https://support.apple.com/en-us/HT213677 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-27936 · Security Note
• https://support.apple.com/en-us/HT213673 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-27936 · Vendor Advisory
• https://support.apple.com/en-us/HT213670 · Vendor Advisory
• https://t.me/cvenotify/50266 · Telegram Post