PT-2021-7564 · Apple · Ipados+4

Mickey Jin + 1 · Published 2021-07-07 · Updated 2022-10-11 · CVE-2021-30928

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 11.6 watchOS versions prior to 8 tvOS versions prior to 15 iOS versions prior to 14.8 and 15 iPadOS versions prior to 14.8 and 15

Description A memory corruption issue was addressed with improved input validation. Processing a maliciously crafted image may lead to arbitrary code execution. The issue is related to a buffer overflow in the Graphics component of the operating systems, which may allow an attacker to gain unauthorized access to protected information or execute arbitrary code.

Recommendations For macOS versions prior to 11.6, update to macOS Big Sur 11.6. For watchOS versions prior to 8, update to watchOS 8. For tvOS versions prior to 15, update to tvOS 15. For iOS versions prior to 14.8 and 15, update to iOS 14.8 or iOS 15. For iPadOS versions prior to 14.8 and 15, update to iPadOS 14.8 or iPadOS 15.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2023-00085

CVE-2021-30928

ZDI-22-356

Affected Products

Apple Macos

Ios

Ipados

Tvos

Watchos

References · 13

• https://osv.dev/vulnerability/CVE-2021-30928 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-22-356 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-30928 · Security Note
• https://bdu.fstec.ru/vul/2023-00085 · Security Note
• https://support.apple.com/en-us/HT212804 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30928 · Note
• https://support.apple.com/en-us/103147 · Note
• https://support.apple.com/kb/HT212953 · Note
• https://support.apple.com/en-us/HT212814 · Note
• https://support.apple.com/en-us/HT212807 · Note
• https://support.apple.com/en-us/HT212819 · Note
• https://t.me/cibsecurity/27823 · Telegram Post
• https://support.apple.com/en-us/HT212815 · Note