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CVE-2020-6427

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to...

8.8 HighFix available

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

2.45%Up 1.4 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2020-6427
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-787
Updated
2026-11-02
CVE List No score

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2020-6427
Updated
2026-11-02
EUVDEUVD-2020-27577 No score

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
EUVD-2020-27577
Updated
2026-11-03
GitHub AdvisoriesGHSA-fq96-gw4p-qfvc 8.8

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to...

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
GHSA-fq96-gw4p-qfvc
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-416, CWE-787
Updated
2026-11-02
OSVALPINE-CVE-2020-6427 8.8

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
ALPINE-CVE-2020-6427
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-03
OSV 8.8

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2020-6427
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 8 moreShow less
OSVDEBIAN-CVE-2020-6427 8.8

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
DEBIAN-CVE-2020-6427
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2020:1270 8.8

Red Hat Security Advisory: chromium-browser security update

Record
RHSA-2020:1270
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2020-6427 8.8

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
UBUNTU-CVE-2020-6427
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2020-0149 No score

Updated chromium-browser-stable packages fix security vulnerability

Multiple flaws were found in the way Chromium 80.0.3987.122 processes various types of web content, where loading a web page containing malicious content could cause Chromium to crash, execute arbitrary code, or disclose sensitive information. (CVE-2020-6420, CVE-2020-6422, CVE-2020-6424, CVE-2020-6425, CVE-2020-6426, CVE-2020-6427, CVE-2020-6428, CVE-2020-6429, CVE-2020-6449, CVE-2019-20503)

Record
MGASA-2020-0149
Updated
2026-11-02
OSVopenSUSE-SU-2020:0365-1 No score

Security update for chromium

This update for chromium to version 80.0.3987.149 fixes the following issues:

Chromium was update to 80.0.3987.149 (bsc#1167090):

  • CVE-2020-6422: Fixed a use after free in WebGL.
  • CVE-2020-6424: Fixed a use after free in media.
  • CVE-2020-6425: Fixed an insufficient policy enforcement in extensions.
  • CVE-2020-6426: Fixed an inappropriate implementation in V8.
  • CVE-2020-6427: Fixed a use after free in audio.
  • CVE-2020-6428: Fixed a use after free in audio.
  • CVE-2020-6429: Fixed a use after free in audio.
  • CVE-2019-20503: Fixed an out of bounds read in usersctplib.
  • CVE-2020-6449: Fixed a use after free in audio.
Record
openSUSE-SU-2020:0365-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:0389-1 No score

Security update for chromium

This update for chromium to version 80.0.3987.149 fixes the following issues:

Chromium was update to 80.0.3987.149 (bsc#1167090):

  • CVE-2020-6422: Fixed a use after free in WebGL.
  • CVE-2020-6424: Fixed a use after free in media.
  • CVE-2020-6425: Fixed an insufficient policy enforcement in extensions.
  • CVE-2020-6426: Fixed an inappropriate implementation in V8.
  • CVE-2020-6427: Fixed a use after free in audio.
  • CVE-2020-6428: Fixed a use after free in audio.
  • CVE-2020-6429: Fixed a use after free in audio.
  • CVE-2019-20503: Fixed an out of bounds read in usersctplib.
  • CVE-2020-6449: Fixed a use after free in audio.

This update was imported from the openSUSE:Leap:15.1:Update update project.

Record
openSUSE-SU-2020:0389-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:10681-1 No score

chromedriver-93.0.4577.82-1.1 on GA media

These are all security issues fixed in the chromedriver-93.0.4577.82-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10681-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:12948-1 No score

ungoogled-chromium-113.0.5672.92-1.1 on GA media

These are all security issues fixed in the ungoogled-chromium-113.0.5672.92-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:12948-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
chromium
Alpine:v3.11
 before 80.0.3987.149-r0
80.0.3987.149-r0
chromium
Debian:12
 before 80.0.3987.149-1
80.0.3987.149-1
chromium
Debian:13
 before 80.0.3987.149-1
80.0.3987.149-1
chromium
Debian:14
 before 80.0.3987.149-1
80.0.3987.149-1
chromium
Debian:10
From an advisory covering 9 CVEs
 before 80.0.3987.149-1~deb10u1, plus listed versions
73.0.3683.75-174.0.3729.108-175.0.3770.10-175.0.3770.80-175.0.3770.90-1
Show 22 moreShow less
76.0.3809.100-176.0.3809.100-1~deb10u176.0.3809.62-176.0.3809.71-176.0.3809.87-176.0.3809.87-278.0.3904.108-178.0.3904.108-1~deb10u178.0.3904.87-178.0.3904.97-178.0.3904.97-1~deb10u179.0.3945.130-179.0.3945.130-1~deb10u179.0.3945.130-279.0.3945.56-179.0.3945.79-180.0.3987.106-180.0.3987.116-180.0.3987.122-180.0.3987.122-280.0.3987.132-180.0.3987.132-1~deb10u1
80.0.3987.149-1~deb10u1
chromium-browser-stable
Mageia:7
From an advisory covering 10 CVEs
 before 80.0.3987.149-1.mga7
80.0.3987.149-1.mga7
chromium-browser
Red Hat:rhel_extras:6
From an advisory covering 9 CVEs
 before 0:80.0.3987.149-1.el6_10
0:80.0.3987.149-1.el6_10
chromium-browser-debuginfo
Red Hat:rhel_extras:6
From an advisory covering 9 CVEs
 before 0:80.0.3987.149-1.el6_10
0:80.0.3987.149-1.el6_10
chromium-browser
Ubuntu:16.04:LTS
 before 80.0.3987.149-0ubuntu0.16.04.1, plus listed versions
45.0.2454.101-0ubuntu1.120147.0.2526.73-0ubuntu1.121847.0.2526.106-0ubuntu1.122148.0.2564.82-0ubuntu1.122248.0.2564.116-0ubuntu1.1229
Show 45 moreShow less
49.0.2623.87-0ubuntu1.123249.0.2623.108-0ubuntu1.123350.0.2661.102-0ubuntu0.16.04.1.123751.0.2704.79-0ubuntu0.16.04.1.124252.0.2743.116-0ubuntu0.16.04.1.125053.0.2785.143-0ubuntu0.16.04.1.125453.0.2785.143-0ubuntu0.16.04.1.125755.0.2883.87-0ubuntu0.16.04.126356.0.2924.76-0ubuntu0.16.04.126857.0.2987.98-0ubuntu0.16.04.127658.0.3029.81-0ubuntu0.16.04.127758.0.3029.96-0ubuntu0.16.04.127958.0.3029.110-0ubuntu0.16.04.128159.0.3071.109-0ubuntu0.16.04.128959.0.3071.109-0ubuntu0.16.04.129160.0.3112.78-0ubuntu0.16.04.129360.0.3112.113-0ubuntu0.16.04.129861.0.3163.79-0ubuntu0.16.04.130061.0.3163.100-0ubuntu0.16.04.130662.0.3202.62-0ubuntu0.16.04.130862.0.3202.75-0ubuntu0.16.04.131362.0.3202.89-0ubuntu0.16.04.131562.0.3202.94-0ubuntu0.16.04.131763.0.3239.84-0ubuntu0.16.04.163.0.3239.132-0ubuntu0.16.04.164.0.3282.119-0ubuntu0.16.04.164.0.3282.140-0ubuntu0.16.04.164.0.3282.167-0ubuntu0.16.04.165.0.3325.181-0ubuntu0.16.04.166.0.3359.139-0ubuntu0.16.04.366.0.3359.181-0ubuntu0.16.04.167.0.3396.99-0ubuntu0.16.04.268.0.3440.75-0ubuntu0.16.04.168.0.3440.106-0ubuntu0.16.04.169.0.3497.81-0ubuntu0.16.04.170.0.3538.67-0ubuntu0.16.04.170.0.3538.77-0ubuntu0.16.04.170.0.3538.110-0ubuntu0.16.04.171.0.3578.80-0ubuntu0.16.04.171.0.3578.98-0ubuntu0.16.04.172.0.3626.119-0ubuntu0.16.04.172.0.3626.121-0ubuntu0.16.04.173.0.3683.75-0ubuntu0.16.04.173.0.3683.86-0ubuntu0.16.04.174.0.3729.169-0ubuntu0.16.04.1
80.0.3987.149-0ubuntu0.16.04.1
chromium-browser
Ubuntu:18.04:LTS
 before 80.0.3987.149-0ubuntu0.18.04.1, plus listed versions
61.0.3163.100-0ubuntu1.137862.0.3202.62-0ubuntu0.17.10.138062.0.3202.89-0ubuntu1.138662.0.3202.94-0ubuntu1.138863.0.3239.84-0ubuntu1
Show 33 moreShow less
63.0.3239.108-0ubuntu164.0.3282.119-0ubuntu164.0.3282.140-0ubuntu164.0.3282.167-0ubuntu165.0.3325.146-0ubuntu165.0.3325.181-0ubuntu166.0.3359.139-0ubuntu0.18.04.366.0.3359.181-0ubuntu0.18.04.167.0.3396.99-0ubuntu0.18.04.168.0.3440.75-0ubuntu0.18.04.168.0.3440.106-0ubuntu0.18.04.169.0.3497.81-0ubuntu0.18.04.170.0.3538.67-0ubuntu0.18.04.170.0.3538.77-0ubuntu0.18.04.170.0.3538.110-0ubuntu0.18.04.171.0.3578.80-0ubuntu0.18.04.171.0.3578.98-0ubuntu0.18.04.172.0.3626.119-0ubuntu0.18.04.172.0.3626.121-0ubuntu0.18.04.173.0.3683.75-0ubuntu0.18.04.173.0.3683.86-0ubuntu0.18.04.174.0.3729.169-0ubuntu0.18.04.175.0.3770.90-0ubuntu0.18.04.175.0.3770.142-0ubuntu0.18.04.176.0.3809.87-0ubuntu0.18.04.176.0.3809.100-0ubuntu0.18.04.177.0.3865.90-0ubuntu0.18.04.178.0.3904.70-0ubuntu0.18.04.278.0.3904.97-0ubuntu0.18.04.178.0.3904.108-0ubuntu0.18.04.179.0.3945.79-0ubuntu0.18.04.179.0.3945.130-0ubuntu0.18.04.180.0.3987.87-0ubuntu0.18.04.1
80.0.3987.149-0ubuntu0.18.04.1
Show 5 moreShow less
Affected packages
PackageAffectedFixed
chromium
SUSE:Package Hub 12 SP3
From an advisory covering 9 CVEs
 before 80.0.3987.149-41.1
80.0.3987.149-41.1
chromium
openSUSE:Leap 15.1
From an advisory covering 9 CVEs
 before 80.0.3987.149-41.1
80.0.3987.149-41.1
chromium
SUSE:Package Hub 15 SP1
From an advisory covering 9 CVEs
 before 80.0.3987.149-bp151.3.63.3
80.0.3987.149-bp151.3.63.3
chromium
openSUSE:Tumbleweed
From an advisory covering 1081 CVEs
 before 93.0.4577.82-1.1
93.0.4577.82-1.1
chromium
openSUSE:Tumbleweed
From an advisory covering 2310 CVEs
 before 113.0.5672.92-1.1
113.0.5672.92-1.1

History

History
RecordedChangedSources
affected, facts
affected, aliases, referencesOSV
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-6427 is a high vulnerability (CVSS 8.8) in Google Chrome, published March 20, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.45%, the 84th percentile. Fixed in chromium 80.0.3987.149-r0.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 9 versions and 2,172 references. The JSON record has them.

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