CVE-2022-42808

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in tvOS 16.1, iOS 16.1 and iPadOS 16, macOS Ventura 13, watchOS 9.1. A remote user may be able to cause kernel code execution.

Published: 2022-11-01 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-42808 is rated High Risk (65.9/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.00%). High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2022-42808

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 2.59% 2.00% -0.60%
2 2025-11-21 3.55% 2.59% -0.95%
3 2025-11-18 — 3.55% —

Full EPSS history (21 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-42808

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 [email protected]
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 134c704f-9b21-4f2e-91b3-4a467353bcc0

Weakness enumeration for CVE-2022-42808

Affected software / configurations for CVE-2022-42808

Vendor Product Version Raw CPE
apple ipados < 16.0 cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
apple iphone_os < 16.1 cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
apple macos < 13.0 cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
apple tvos < 16.1 cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
apple watchos < 9.1 cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

References for CVE-2022-42808

URL Tags
https://support.apple.com/en-us/HT213488 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT213489 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT213491 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT213492 Release Notes Vendor Advisory
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