CVE-2023-42848: tvos Memory Corruption — Fix

Description

The issue was addressed with improved bounds checks. This issue is fixed in watchOS 10.1, macOS Sonoma 14.1, tvOS 17.1, iOS 16.7.2 and iPadOS 16.7.2, iOS 17.1 and iPadOS 17.1, macOS Ventura 13.6.1. Processing a maliciously crafted image may lead to heap corruption.

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-787 Out-of-bounds Write

CWE-122 CWE-122

Affected Products

Vendor	Product	Versions
apple	ipad_os	< 16.7.2
apple	ipad_os	17.0 — 17.1
apple	iphone_os	< 16.7.2
apple	iphone_os	17.0 — 17.1
apple	macos	13.0 — 13.6.1
apple	macos	All
apple	tvos	< 17.1
apple	watchos	< 10.1

References

Advisories & Patches

https://support.apple.com/en-us/HT213981 https://support.apple.com/en-us/HT213982 https://support.apple.com/en-us/HT213984 https://support.apple.com/en-us/HT213985 https://support.apple.com/en-us/HT213987 https://support.apple.com/en-us/HT213988 https://support.apple.com/en-us/HT213981 https://support.apple.com/en-us/HT213982 https://support.apple.com/en-us/HT213984 https://support.apple.com/en-us/HT213985 https://support.apple.com/en-us/HT213987 https://support.apple.com/en-us/HT213988

Other References

https://support.apple.com/kb/HT213982 https://support.apple.com/kb/HT213984 https://support.apple.com/kb/HT213988

Frequently Asked Questions

What is CVE-2023-42848? +

The issue was addressed with improved bounds checks. This issue is fixed in watchOS 10.1, macOS Sonoma 14.1, tvOS 17.1, iOS 16.7.2 and iPadOS 16.7.2, iOS 17.1 and iPadOS 17.1, macOS Ventura 13.6.1. Processing a maliciously crafted image may lead to heap corruption. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2023-42848? +

CVE-2023-42848 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-42848? +

CVE-2023-42848 affects products from apple, specifically: ipad_os, iphone_os, macos, tvos, watchos. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-42848? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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