CVE-2020-6543

2020-09-2100:00:00

ubuntu.com

google chrome

use after free

scheduling

remote attacker

heap corruption

crafted html page

ubuntu 19.10

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

0.004

Percentile

74.3%

JSON

Use after free in task scheduling in Google Chrome prior to 84.0.4147.125
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

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchchromium-browser< 85.0.4183.83-0ubuntu0.18.04.2UNKNOWN
ubuntu16.04noarchchromium-browser< 85.0.4183.83-0ubuntu0.16.04.2UNKNOWN