CVE-2022-32893: Apple iOS and macOS Out-of-Bounds Write Vulnerability

Published Aug 17, 2022
·
Updated

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1, Safari 15.6.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Other sources

Apple iOS and macOS contain an out-of-bounds write vulnerability that could allow for remote code execution when processing malicious crafted web content.

CISA

Processing maliciously crafted web content may lead to arbitrary code execution via an out-of-bounds write.

Reference:

https://webkitgtk.org/security/WSA-2022-0008.html

Red Hat

WebKit. An out-of-bounds write issue was addressed with improved bounds checking.

Apple

Affected Software

20 affected componentsFixes available
debian/webkit2gtk<=2.36.4-1~deb10u1
2.38.6-0+deb10u12.40.5-1~deb11u12.42.1-1~deb11u22.40.5-1~deb12u12.42.1-1~deb12u12.42.1-2
debian/wpewebkit
2.38.6-1~deb11u12.38.6-12.42.1-1
Apple iOS and macOS
Apple WatchOS<9
9
Apple macOS Monterey<12.5.1
12.5.1
Apple Safari<15.6.1
15.6.1
Apple iOS<12.5.6
12.5.6
Apple iOS<15.6.1
15.6.1
Apple iPadOS<15.6.1
15.6.1
Apple Safari<15.6.1
Apple iPadOS<15.6.1
Apple iPhone OS<15.6.1
Apple macOS>=12.0<12.5.1
Fedoraproject Fedora=35
Fedoraproject Fedora=36
Debian Debian Linux=10.0
Debian Debian Linux=11.0
WebKitGTK WebKitGTK<2.36.7
wpewebkit WPE WebKit<2.36.7
redhat/webkitgtk<2.36.7
2.36.7

Event History

Aug 18, 2022
CVE Published
via CISA·12:00 AM
Known Exploited
via CISA·12:00 AM
Aug 19, 2022
News Published
via Threatpost·03:25 PM
Aug 24, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeaknessAffected Software
Aug 26, 2022
Data Sourced
via Red Hat·05:57 AM
DescriptionSeverityAffected Software
May 12, 2026
News Published
via Threatpost·08:57 AM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2022-32893?

CVE-2022-32893 is an Apple iOS and macOS out-of-bounds write vulnerability that could allow for remote code execution when processing malicious crafted web content.

2

Which software is affected by CVE-2022-32893?

Apple iOS, macOS, Safari, iPadOS, and watchOS are affected by CVE-2022-32893.

3

How can remote code execution be achieved with CVE-2022-32893?

Remote code execution can be achieved by exploiting the out-of-bounds write vulnerability in Apple iOS and macOS when processing malicious crafted web content.

4

What is the severity of CVE-2022-32893?

The severity of CVE-2022-32893 is not specified.

5

How can I fix CVE-2022-32893?

To fix CVE-2022-32893, update to Apple iOS and macOS versions 15.6.1, iOS version 12.5.6, iPadOS version 15.6.1, and watchOS version 9 or newer.

Contact

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