CVE-2021-30535
Published: 7 June 2021
Double free in ICU in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Notes
| Author | Note |
|---|---|
| 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 |
| rodrigo-zaiden | ICU issue was introduced in commit https://github.com/unicode-org/icu/commit/596647c0, released in version 66.1. So, trusty, xenial and bionic are not affected |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
chromium-browser Launchpad, Ubuntu, Debian |
bionic |
Released
(91.0.4472.77-0ubuntu0.18.04.1)
|
| focal |
Not vulnerable
(code not present)
|
|
| groovy |
Not vulnerable
(code not present)
|
|
| hirsute |
Not vulnerable
(code not present)
|
|
| impish |
Not vulnerable
(code not present)
|
|
| jammy |
Not vulnerable
(code not present)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(91.0.4472.77)
|
|
| xenial |
Ignored
(end of standard support)
|
|
|
icu Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Released
(66.1-2ubuntu2.1)
|
|
| hirsute |
Released
(67.1-6ubuntu2.1)
|
|
| impish |
Not vulnerable
(67.1-7ubuntu1)
|
|
| jammy |
Not vulnerable
(67.1-7ubuntu1)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| upstream |
Released
(70-rc)
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
Patches: upstream: https://github.com/unicode-org/icu/commit/e450fa50fc242282551f56b941dc93b9a8a0bcbb |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| 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 |