Cyber Resilience

CVE-2022-42823

High

Published: 01 November 2022

Published
01 November 2022
Modified
21 April 2025
KEV Added
—
Patch
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CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0070 72.4th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-42823 is a high-severity Type Confusion (CWE-843) vulnerability in Fedoraproject Fedora. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 27.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A type confusion issue was addressed with improved memory handling. This issue is fixed in tvOS 16.1, macOS Ventura 13, watchOS 9.1, Safari 16.1, iOS 16.1 and iPadOS 16. Processing maliciously crafted web content may lead to arbitrary code execution.

CWE(s)
CWE-843

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

apple
safari
≤ 16.1
apple
ipados
≤ 16.0
apple
iphone os
≤ 16.1
apple
macos
≤ 13.0
apple
tvos
≤ 16.1
apple
watchos
≤ 9.1
fedoraproject
fedora
35, 36, 37
debian
debian linux
10.0, 11.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References