PT-2021-19049 · Apple · Ios+2

Daniel Lim Wee Soong · Published 2021-08-24 · Updated 2023-01-09 · CVE-2021-31013

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS versions prior to 12.1 iOS versions prior to 15.2 iPadOS versions prior to 15.2 macOS Big Sur versions prior to 11.6.2

Description An out-of-bounds read issue was addressed with improved bounds checking. Processing a maliciously crafted font may result in the disclosure of process memory.

Recommendations For macOS versions prior to 12.1, update to macOS Monterey 12.1 or later. For iOS versions prior to 15.2, update to iOS 15.2 or later. For iPadOS versions prior to 15.2, update to iPadOS 15.2 or later. For macOS Big Sur versions prior to 11.6.2, update to macOS Big Sur 11.6.2 or later.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2021-31013

Affected Products

Apple Macos

Ios

Ipados

References · 10

• https://nvd.nist.gov/vuln/detail/CVE-2021-31013 · Security Note
• https://osv.dev/vulnerability/CVE-2021-31013 · Vendor Advisory
• https://t.me/cvenotify/36681 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31013 · Note
• https://support.apple.com/en-us/HT212976 · Note
• https://support.apple.com/en-us/102876 · Note
• https://support.apple.com/en-us/102874 · Note
• https://support.apple.com/en-us/HT212978 · Note
• https://support.apple.com/en-us/HT212979 · Note
• https://t.me/cibsecurity/27815 · Telegram Post