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archlinuxArchLinuxASA-202106-46
HistoryJun 22, 2021 - 12:00 a.m.

[ASA-202106-46] chromium: arbitrary code execution

2021-06-2200:00:00
security.archlinux.org
169

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

EPSS

0.027

Percentile

90.5%

Arch Linux Security Advisory ASA-202106-46

Severity: High
Date : 2021-06-22
CVE-ID : CVE-2021-30554 CVE-2021-30555 CVE-2021-30556 CVE-2021-30557
Package : chromium
Type : arbitrary code execution
Remote : Yes
Link : https://security.archlinux.org/AVG-2081

Summary

The package chromium before version 91.0.4472.114-1 is vulnerable to
arbitrary code execution.

Resolution

Upgrade to 91.0.4472.114-1.

pacman -Syu “chromium>=91.0.4472.114-1”

The problems have been fixed upstream in version 91.0.4472.114.

Workaround

None.

Description

  • CVE-2021-30554 (arbitrary code execution)

A use after free security issue has been found in the WebGL component
of the Chromium browser engine before version 91.0.4472.114. Google is
aware that an exploit for CVE-2021-30554 exists in the wild.

  • CVE-2021-30555 (arbitrary code execution)

A use after free security issue has been found in the Sharing component
of the Chromium browser engine before version 91.0.4472.114.

  • CVE-2021-30556 (arbitrary code execution)

A use after free security issue has been found in the WebAudio
component of the Chromium browser engine before version 91.0.4472.114.

  • CVE-2021-30557 (arbitrary code execution)

A use after free security issue has been found in the TabGroups
component of the Chromium browser engine before version 91.0.4472.114.

Impact

A remote attacker could execute arbitrary code through a crafted web
page. Google is aware that an exploit for one of the security issues
exists in the wild.

References

https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop_17.html
https://crbug.com/1219857
https://crbug.com/1215029
https://crbug.com/1212599
https://crbug.com/1202102
https://security.archlinux.org/CVE-2021-30554
https://security.archlinux.org/CVE-2021-30555
https://security.archlinux.org/CVE-2021-30556
https://security.archlinux.org/CVE-2021-30557

OSVersionArchitecturePackageVersionFilename
ArchLinuxanyanychromium< 91.0.4472.114-1UNKNOWN

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

EPSS

0.027

Percentile

90.5%