CVEvulnerability

CVE-2021-30939

7.8 HIGH Published 2021-08-24 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-08-24
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
Weaknesses
CWE-125

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing a maliciously crafted image may lead to arbitrary code execution.

Affected configurations

• apple ipados (< 15.2) • apple iphone os (< 15.2) • apple mac os x (>= 10.15 < 10.15.7) • apple mac os x 10.15.7 • apple macos (>= 11.0 < 11.6.2) • apple macos (>= 12.0 < 12.1) • apple tvos (< 15.2) • apple watchos (< 8.3)

Related

Weakness · CWE (1)

  • CWE-125 Out-of-bounds Read weakness

References