PT-2021-6924 · Apple+8 · Watchos+14

Jianjun Dai

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Published

2021-08-24

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Updated

2022-05-10

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CVE-2021-30953

CVSS v2.0

9.3

High

VectorAV:N/AC:M/Au:N/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions tvOS versions prior to 15.2 macOS Monterey versions prior to 12.1 Safari versions prior to 15.2 iOS versions prior to 15.2 iPadOS versions prior to 15.2 watchOS versions prior to 8.3
Description The issue is related to an out-of-bounds read and can be exploited by a remote attacker, allowing them to execute arbitrary code when processing maliciously crafted web content. This can occur due to insufficient bounds checking, which has been improved in the fixed versions.
Recommendations For tvOS versions prior to 15.2, update to tvOS 15.2 or later. For macOS Monterey versions prior to 12.1, update to macOS Monterey 12.1 or later. For Safari versions prior to 15.2, update to Safari 15.2 or later. For iOS versions prior to 15.2, update to iOS 15.2 or later. For iPadOS versions prior to 15.2, update to iPadOS 15.2 or later. For watchOS versions prior to 8.3, update to watchOS 8.3 or later.

Exploit

Fix

Out of bounds Read

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Weakness Enumeration

Related Identifiers

ALSA-2022:1777
BDU:2022-02683
CESA-2022_1777
CVE-2021-30953
DSA-5060-1
DSA-5061-1
MGASA-2022-0034
OPENSUSE-SU-2022:0705-1
OPENSUSE-SU-2022_0705-1
RHSA-2022:1777
RHSA-2022_1777
RHSA-2025:10364
RLSA-2022:1777
SUSE-SU-2022:0690-1
SUSE-SU-2022:0703-1
SUSE-SU-2022:0705-1
USN-5255-1

Affected Products

Almalinux
Astra Linux
Centos
Linuxmint
Apple Macos
Red Hat
Rocky Linux
Safari
Suse
Ubuntu
Ios
Ipados
Macos Monterey
Tvos
Watchos