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amazonAmazonALAS2-2023-1960
HistoryFeb 17, 2023 - 12:12 a.m.

Important: webkitgtk4

2023-02-1700:12:00
alas.aws.amazon.com
15
type confusion
webkitgtk4
memory handling
arbitrary code execution
cve-2022-42823
amazon linux 2
security advisory

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.7 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

70.0%

Issue Overview:

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. (CVE-2022-42823)

Affected Packages:

webkitgtk4

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update webkitgtk4 to update your system.

New Packages:

aarch64:  
    webkitgtk4-2.28.2-3.amzn2.0.2.aarch64  
    webkitgtk4-devel-2.28.2-3.amzn2.0.2.aarch64  
    webkitgtk4-jsc-2.28.2-3.amzn2.0.2.aarch64  
    webkitgtk4-jsc-devel-2.28.2-3.amzn2.0.2.aarch64  
    webkitgtk4-debuginfo-2.28.2-3.amzn2.0.2.aarch64  
  
i686:  
    webkitgtk4-2.28.2-3.amzn2.0.2.i686  
    webkitgtk4-devel-2.28.2-3.amzn2.0.2.i686  
    webkitgtk4-jsc-2.28.2-3.amzn2.0.2.i686  
    webkitgtk4-jsc-devel-2.28.2-3.amzn2.0.2.i686  
    webkitgtk4-debuginfo-2.28.2-3.amzn2.0.2.i686  
  
noarch:  
    webkitgtk4-doc-2.28.2-3.amzn2.0.2.noarch  
  
src:  
    webkitgtk4-2.28.2-3.amzn2.0.2.src  
  
x86_64:  
    webkitgtk4-2.28.2-3.amzn2.0.2.x86_64  
    webkitgtk4-devel-2.28.2-3.amzn2.0.2.x86_64  
    webkitgtk4-jsc-2.28.2-3.amzn2.0.2.x86_64  
    webkitgtk4-jsc-devel-2.28.2-3.amzn2.0.2.x86_64  
    webkitgtk4-debuginfo-2.28.2-3.amzn2.0.2.x86_64  

Additional References

Red Hat: CVE-2022-42823

Mitre: CVE-2022-42823

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.7 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

70.0%