Arch Linux Security Advisory ASA-202106-45

Severity: Critical
Date : 2021-06-22
CVE-ID : CVE-2021-30544 CVE-2021-30545 CVE-2021-30546 CVE-2021-30547
CVE-2021-30548 CVE-2021-30549 CVE-2021-30550 CVE-2021-30551
CVE-2021-30552 CVE-2021-30553
Package : opera
Type : multiple issues
Remote : Yes
Link : https://security.archlinux.org/AVG-2059

Summary

The package opera before version 77.0.4054.90-1 is vulnerable to
multiple issues including arbitrary code execution and incorrect
calculation.

Resolution

Upgrade to 77.0.4054.90-1.

pacman -Syu “opera>=77.0.4054.90-1”

The problems have been fixed upstream in version 77.0.4054.90.

Workaround

None.

Description

• CVE-2021-30544 (arbitrary code execution)

A use after free security issue has been found in the BFCache component
of the Chromium browser before version 91.0.4472.101.

• CVE-2021-30545 (arbitrary code execution)

A use after free security issue has been found in the Extensions
component of the Chromium browser before version 91.0.4472.101.

• CVE-2021-30546 (arbitrary code execution)

A use after free security issue has been found in the Autofill
component of the Chromium browser before version 91.0.4472.101.

• CVE-2021-30547 (arbitrary code execution)

An out of bounds write security issue has been found in the ANGLE
component of the Chromium browser before version 91.0.4472.101.

• CVE-2021-30548 (arbitrary code execution)

A use after free security issue has been found in the Loader component
of the Chromium browser before version 91.0.4472.101.

• CVE-2021-30549 (arbitrary code execution)

A use after free security issue has been found in the Spell check
component of the Chromium browser before version 91.0.4472.101.

• CVE-2021-30550 (arbitrary code execution)

A use after free security issue has been found in the Accessibility
component of the Chromium browser before version 91.0.4472.101.

• CVE-2021-30551 (incorrect calculation)

A type confusion security issue has been found in the V8 component of
the Chromium browser before version 91.0.4472.101. Google is aware that
an exploit for CVE-2021-30551 exists in the wild.

• CVE-2021-30552 (arbitrary code execution)

A use after free security issue has been found in the Extensions
component of the Chromium browser before version 91.0.4472.101.

• CVE-2021-30553 (arbitrary code execution)

A use after free security issue has been found in the Network service
component of the Chromium browser before version 91.0.4472.101.

Impact

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

References

https://blogs.opera.com/desktop/changelog-for-77/
https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop.html
https://crbug.com/1212618
https://crbug.com/1201031
https://crbug.com/1206911
https://crbug.com/1210414
https://crbug.com/1210487
https://crbug.com/1212498
https://crbug.com/1212500
https://crbug.com/1216437
https://crbug.com/1200679
https://crbug.com/1209769
https://security.archlinux.org/CVE-2021-30544
https://security.archlinux.org/CVE-2021-30545
https://security.archlinux.org/CVE-2021-30546
https://security.archlinux.org/CVE-2021-30547
https://security.archlinux.org/CVE-2021-30548
https://security.archlinux.org/CVE-2021-30549
https://security.archlinux.org/CVE-2021-30550
https://security.archlinux.org/CVE-2021-30551
https://security.archlinux.org/CVE-2021-30552
https://security.archlinux.org/CVE-2021-30553