CVE-2021-1767

HIGH

iPadOS < 14.4 - Out-of-bounds Write via Malicious Image Processing

Title source: llm
STIX 2.1

Description

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to heap corruption.

References (2)

Core 2
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212147
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212146

Scores

CVSS v3 7.8
EPSS 0.0085
EPSS Percentile 54.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (6)
apple/ipados < 14.4
apple/iphone_os < 14.4
apple/mac_os_x 10.14.6 (12 CPE variants)
apple/mac_os_x 10.15.7 (2 CPE variants)
apple/mac_os_x 10.14 - 10.14.6
apple/macos 11.0 - 11.2
Published Apr 02, 2021
Tracked Since Feb 18, 2026