CVE-2021-30734

2021-09-0814:15:09

Alpine Linux Development Team

security.alpinelinux.org

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

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

AI Score

9.1

Confidence

High

EPSS

0.003

Percentile

71.5%

JSON

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing maliciously crafted web content may lead to arbitrary code execution.

OSVersionArchitecturePackageVersionFilename
Alpineedge-communitynoarchwebkit2gtk< 2.32.3-r0UNKNOWN
Alpine3.14-communitynoarchwebkit2gtk< 2.32.3-r0UNKNOWN
Alpine3.15-communitynoarchwebkit2gtk< 2.32.3-r0UNKNOWN
Alpine3.16-communitynoarchwebkit2gtk< 2.32.3-r0UNKNOWN
Alpine3.17-communitynoarchwebkit2gtk< 2.32.3-r0UNKNOWN
Alpine3.18-communitynoarchwebkit2gtk< 2.32.3-r0UNKNOWN
Alpine3.19-communitynoarchwebkit2gtk< 2.32.3-r0UNKNOWN
Alpine3.20-communitynoarchwebkit2gtk< 2.32.3-r0UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Alpine	edge-community	noarch	webkit2gtk	< 2.32.3-r0	UNKNOWN
Alpine	3.14-community	noarch	webkit2gtk	< 2.32.3-r0	UNKNOWN
Alpine	3.15-community	noarch	webkit2gtk	< 2.32.3-r0	UNKNOWN
Alpine	3.16-community	noarch	webkit2gtk	< 2.32.3-r0	UNKNOWN
Alpine	3.17-community	noarch	webkit2gtk	< 2.32.3-r0	UNKNOWN
Alpine	3.18-community	noarch	webkit2gtk	< 2.32.3-r0	UNKNOWN
Alpine	3.19-community	noarch	webkit2gtk	< 2.32.3-r0	UNKNOWN
Alpine	3.20-community	noarch	webkit2gtk	< 2.32.3-r0	UNKNOWN