CVE-2021-30547

Publication date 15 June 2021

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Out of bounds write in ANGLE in Google Chrome prior to 91.0.4472.101 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
chromium-browser	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	21.10 impish	Not affected
	21.04 hirsute	Not affected
	20.10 groovy	Not affected
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Fixed 91.0.4472.101-0ubuntu0.18.04.1
	16.04 LTS xenial	Ignored end of standard support
	14.04 LTS trusty	Not in release
firefox	23.04 lunar	Fixed 90.0+build1-0ubuntu1
	22.10 kinetic	Fixed 90.0+build1-0ubuntu1
	22.04 LTS jammy	Fixed 90.0+build1-0ubuntu1
	21.10 impish	Fixed 90.0+build1-0ubuntu1
	21.04 hirsute	Fixed 90.0+build1-0ubuntu0.21.04.1
	20.10 groovy	Fixed 90.0+build1-0ubuntu0.20.10.1
	20.04 LTS focal	Fixed 90.0+build1-0ubuntu0.20.04.1
	18.04 LTS bionic	Fixed 90.0+build1-0ubuntu0.18.04.1
	16.04 LTS xenial	Ignored end of standard support
	14.04 LTS trusty	Not in release
thunderbird	23.04 lunar	Fixed 1:78.12.0+build2-0ubuntu1
	22.10 kinetic	Fixed 1:78.12.0+build2-0ubuntu1
	22.04 LTS jammy	Fixed 1:78.12.0+build2-0ubuntu1
	21.10 impish	Fixed 1:78.12.0+build2-0ubuntu1
	21.04 hirsute	Fixed 1:78.13.0+build1-0ubuntu0.21.04.2
	20.10 groovy	Ignored end of life
	20.04 LTS focal	Fixed 1:78.13.0+build1-0ubuntu0.20.04.2
	18.04 LTS bionic	Fixed 1:78.13.0+build1-0ubuntu0.18.04.1
	16.04 LTS xenial	Ignored end of standard support, was needed
	14.04 LTS trusty	Not in release

Notes

alexmurray

The Debian chromium source package is called chromium-browser in Ubuntu

mdeslaur

starting with Ubuntu 19.10, the chromium-browser package is just a script that installs the Chromium snap

Severity score breakdown

Parameter	Value
Base score	8.8 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H