Debian DSA-4911-1 : chromium - security update

high Nessus Plugin ID 149250
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


The remote Debian host is missing a security-related update.


Several vulnerabilities have been discovered in the chromium web browser.

- CVE-2021-21227 Gengming Liu discovered a data validation issue in the v8 JavaScript library.

- CVE-2021-21228 Rob Wu discovered a policy enforcement error.

- CVE-2021-21229 Mohit Raj discovered a user interface error in the file downloader.

- CVE-2021-21230 Manfred Paul discovered use of an incorrect type.

- CVE-2021-21231 Sergei Glazunov discovered a data validation issue in the v8 JavaScript library.

- CVE-2021-21232 Abdulrahman Alqabandi discovered a use-after-free issue in the developer tools.

- CVE-2021-21233 Omair discovered a buffer overflow issue in the ANGLE library.


Upgrade the chromium packages.

For the stable distribution (buster), these problems have been fixed in version 90.0.4430.93-1~deb10u1.

See Also

Plugin Details

Severity: High

ID: 149250

File Name: debian_DSA-4911.nasl

Version: 1.2

Type: local

Agent: unix

Published: 5/4/2021

Updated: 5/7/2021

Dependencies: ssh_get_info.nasl

Risk Information


Risk Factor: Medium

Score: 6.7


Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:chromium, cpe:/o:debian:debian_linux:10.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 5/3/2021

Vulnerability Publication Date: 4/30/2021

Reference Information

CVE: CVE-2021-21227, CVE-2021-21228, CVE-2021-21229, CVE-2021-21230, CVE-2021-21231, CVE-2021-21232, CVE-2021-21233

DSA: 4911