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ubuntucveUbuntu.comUB:CVE-2023-40414
HistoryJan 10, 2024 - 12:00 a.m.

CVE-2023-40414

2024-01-1000:00:00
ubuntu.com
ubuntu.com
11
use-after-free
memory management
watchos
ios
ipados
tvos
macos sonoma
safari
web content
arbitrary code execution

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

43.3%

A use-after-free issue was addressed with improved memory management. This
issue is fixed in watchOS 10, iOS 17 and iPadOS 17, tvOS 17, macOS Sonoma
14, Safari 17. Processing web content may lead to arbitrary code execution.

Notes

Author Note
jdstrand webkit receives limited support. For details, see https://wiki.ubuntu.com/SecurityTeam/FAQ#webkit webkit in Ubuntu uses the JavaScriptCore (JSC) engine, not V8
mdeslaur It is no longer possible to build new webkit2gtk versions on focal and earlier. Marking as ignored.

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

43.3%