Message-id: <8856C80F-1463-45E4-B4F3-BE96BF1848F9@lists.apple.com>
Date: Mon, 23 Jan 2023 18:41:01 -0800
From: Apple Product Security via Fulldisclosure <fulldisclosure@...lists.org>
To: security-announce@...ts.apple.com
Subject: [FD] APPLE-SA-2023-01-23-6 macOS Big Sur 11.7.3

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APPLE-SA-2023-01-23-6 macOS Big Sur 11.7.3

macOS Big Sur 11.7.3 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/HT213603.

AppleMobileFileIntegrity
Available for: macOS Big Sur
Impact: An app may be able to access user-sensitive data
Description: This issue was addressed by enabling hardened runtime.
CVE-2023-23499: Wojciech Reguła (@_r3ggi) of SecuRing
(wojciechregula.blog)

curl
Available for: macOS Big Sur
Impact: Multiple issues in curl
Description: Multiple issues were addressed by updating to curl
version 7.85.0.
CVE-2022-35252

dcerpc
Available for: macOS Big Sur
Impact: Mounting a maliciously crafted Samba network share may lead
to arbitrary code execution
Description: A buffer overflow issue was addressed with improved
memory handling.
CVE-2023-23513: Dimitrios Tatsis and Aleksandar Nikolic of Cisco
Talos

PackageKit
Available for: macOS Big Sur
Impact: An app may be able to gain root privileges
Description: A logic issue was addressed with improved state
management.
CVE-2023-23497: Mickey Jin (@patch1t)

Screen Time
Available for: macOS Big Sur
Impact: An app may be able to access information about a user’s
contacts
Description: A privacy issue was addressed with improved private data
redaction for log entries.
CVE-2023-23505: Wojciech Reguła of SecuRing (wojciechregula.blog)

WebKit
Available for: macOS Big Sur
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: The issue was addressed with improved memory handling.
WebKit Bugzilla: 248268
CVE-2023-23518: YeongHyeon Choi (@hyeon101010), Hyeon Park
(@tree_segment), SeOk JEON (@_seokjeon), YoungSung Ahn (@_ZeroSung),
JunSeo Bae (@snakebjs0107), Dohyun Lee (@l33d0hyun) of Team ApplePIE
WebKit Bugzilla: 248268
CVE-2023-23517: YeongHyeon Choi (@hyeon101010), Hyeon Park
(@tree_segment), SeOk JEON (@_seokjeon), YoungSung Ahn (@_ZeroSung),
JunSeo Bae (@snakebjs0107), Dohyun Lee (@l33d0hyun) of Team ApplePIE

Windows Installer
Available for: macOS Big Sur
Impact: An app may be able to bypass Privacy preferences
Description: The issue was addressed with improved memory handling.
CVE-2023-23508: Mickey Jin (@patch1t)

macOS Big Sur 11.7.3 may be obtained from the Mac App Store or
Apple's Software Downloads web site:
https://support.apple.com/downloads/
All information is also posted on the Apple Security Updates
web site: https://support.apple.com/en-us/HT201222.

This message is signed with Apple's Product Security PGP key,
and details are available at:
https://www.apple.com/support/security/pgp/
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