CVE-2021-30733

MEDIUM

tvOS <14.6-iPadOS <14.6-macOS <11.4-watchOS <7.5 - Info Disclosure

Title source: llm
STIX 2.1

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted font may result in the disclosure of process memory.

References (6)

Core 6
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212600
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212603
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212528
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212529
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212532
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212533

Scores

CVSS v3 5.5
EPSS 0.0033
EPSS Percentile 56.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Details

CWE
CWE-125
Status published
Products (15)
apple/ipados < 14.6
apple/iphone_os < 14.6
apple/mac_os_x 10.14.6 (20 CPE variants)
apple/mac_os_x 10.15
apple/mac_os_x 10.15.1
apple/mac_os_x 10.15.2
apple/mac_os_x 10.15.3
apple/mac_os_x 10.15.4
apple/mac_os_x 10.15.5
apple/mac_os_x 10.15.6 (3 CPE variants)
... and 5 more
Published Sep 08, 2021
Tracked Since Feb 18, 2026