CVE-2021-30979

HIGH

macOS Monterey <12.1 - Buffer Overflow

Title source: llm
STIX 2.1

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.1, iOS 15.2 and iPadOS 15.2, macOS Big Sur 11.6.2, Security Update 2021-008 Catalina. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.

References (5)

Core 5
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212976
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212978
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212979
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212981
Third Party Advisory x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-22-358/

Scores

CVSS v3 7.8
EPSS 0.0061
EPSS Percentile 69.8%
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-120
Status published
Products (5)
apple/ipados < 15.2
apple/iphone_os < 15.2
apple/mac_os_x 10.15.7 (9 CPE variants)
apple/mac_os_x 10.15 - 10.15.7
apple/macos 11.0 - 11.6.2
Published Aug 24, 2021
Tracked Since Feb 18, 2026