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CVE-2020-6464

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 allowed a remote attacker to...

8.8 HighFix available

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 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

1.97%Up 1.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2020-6464
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, CWE-843
Updated
2026-11-02
CVE List No score

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2020-6464
Updated
2026-11-02
EUVDEUVD-2020-27614 No score

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
EUVD-2020-27614
Updated
2026-11-03
GitHub AdvisoriesGHSA-rf7m-m6ch-rqm3 8.8

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 allowed a remote attacker to...

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
GHSA-rf7m-m6ch-rqm3
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-787, CWE-843
Updated
2026-11-02
OSV 8.8

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2020-6464
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
OSVDEBIAN-CVE-2020-6464 8.8

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
DEBIAN-CVE-2020-6464
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 9 moreShow less
OSVRHSA-2020:2064 9.8

Red Hat Security Advisory: chromium-browser security update

Record
RHSA-2020:2064
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2020-6464 8.8

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
UBUNTU-CVE-2020-6464
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-2020-0210 No score

Updated chromium-browser-stable packages fix security vulnerabilities

Chromium-browser 81.0.4044.138 fixes security issues:

Multiple flaws were found in the way Chromium 81.0.4044.129 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-2020-6464, CVE-2020-6831)

Record
MGASA-2020-0210
Updated
2026-11-02
OSVopenSUSE-SU-2020:0620-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Update to 81.0.4044.138 (boo#1171247):

  • CVE-2020-6831: Stack buffer overflow in SCTP
  • CVE-2020-6464: Type Confusion in Blink
Record
openSUSE-SU-2020:0620-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:0648-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Update to 81.0.4044.138 (boo#1171247):

  • CVE-2020-6831: Stack buffer overflow in SCTP
  • CVE-2020-6464: Type Confusion in Blink

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

Record
openSUSE-SU-2020:0648-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:0709-1 No score

Security update for opera

This update for opera fixes the following issues:

Opera was updated to version 68.0.3618.104

  • CHR-7909 Update chromium on desktop-stable-81-3618 to 81.0.4044.138
    • CVE-2020-6831, CVE-2020-6464
  • DNA-85609 [Mac] Tabs shrinking & disappearing
  • DNA-85629 Crash at opera::DownloadButtonPanel::ShouldShowCancelButton()
  • DNA-85669 Add mocking of AddressDropdownModel in AddressBarControllerTest
  • DNA-85678 Wrong badge icon on pages with mixed content on desktop-stable-81-3618
  • DNA-85820 Flags are blue in default [D] state after restart
  • DNA-85822 Full screen snap on pkobp.pl
  • DNA-86077 Problem to upload .JPG file as an wallpaper
  • DNA-86165 Downloads list doesn’t returns to its original state after clearing search filter
  • DNA-86236 [Mac] Plus button click area too small
  • DNA-86241 X tab button is not visible
  • DNA-86217 Fix performance issue with Background Worker
Record
openSUSE-SU-2020:0709-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:0917-1 No score

Security update for opera

This update for opera fixes the following issues:

Opera was updated to version 68.0.3618.104

  • CHR-7909 Update chromium on desktop-stable-81-3618 to 81.0.4044.138
    • CVE-2020-6831, CVE-2020-6464
  • DNA-85609 [Mac] Tabs shrinking & disappearing
  • DNA-85629 Crash at opera::DownloadButtonPanel::ShouldShowCancelButton()
  • DNA-85669 Add mocking of AddressDropdownModel in AddressBarControllerTest
  • DNA-85678 Wrong badge icon on pages with mixed content on desktop-stable-81-3618
  • DNA-85820 Flags are blue in default [D] state after restart
  • DNA-85822 Full screen snap on pkobp.pl
  • DNA-86077 Problem to upload .JPG file as an wallpaper
  • DNA-86165 Downloads list doesn’t returns to its original state after clearing search filter
  • DNA-86236 [Mac] Plus button click area too small
  • DNA-86241 X tab button is not visible
  • DNA-86217 Fix performance issue with Background Worker
Record
openSUSE-SU-2020:0917-1
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
Debian:12
 before 83.0.4103.83-1
83.0.4103.83-1
chromium
Debian:13
 before 83.0.4103.83-1
83.0.4103.83-1
chromium
Debian:14
 before 83.0.4103.83-1
83.0.4103.83-1
chromium
Debian:10
 before 83.0.4103.116-1~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 30 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~deb10u180.0.3987.149-180.0.3987.149-1~deb10u180.0.3987.162-180.0.3987.162-1~deb10u181.0.4044.62-181.0.4044.92-183.0.4103.106-183.0.4103.83-1
83.0.4103.116-1~deb10u1
chromium-browser-stable
Mageia:7
 before 81.0.4044.138-1.mga7
81.0.4044.138-1.mga7
chromium-browser
Red Hat:rhel_extras:6
 before 0:81.0.4044.138-1.el6_10
0:81.0.4044.138-1.el6_10
chromium-browser-debuginfo
Red Hat:rhel_extras:6
 before 0:81.0.4044.138-1.el6_10
0:81.0.4044.138-1.el6_10
chromium-browser
Ubuntu:16.04:LTS
 before 81.0.4044.138-0ubuntu0.16.04.1, 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
81.0.4044.138-0ubuntu0.16.04.1
chromium-browser
Ubuntu:18.04:LTS
 before 81.0.4044.138-0ubuntu0.18.04.1, 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 36 moreShow less
63.0.3239.108-0ubuntu164.0.3282.119-0ubuntu164.0.3282.140-0ubuntu164.0.3282.167-0ubuntu165.0.3325.146-0ubuntu165.0.3325.181-0ubuntu166.0.3359.139-0ubuntu0.18.04.366.0.3359.181-0ubuntu0.18.04.167.0.3396.99-0ubuntu0.18.04.168.0.3440.75-0ubuntu0.18.04.168.0.3440.106-0ubuntu0.18.04.169.0.3497.81-0ubuntu0.18.04.170.0.3538.67-0ubuntu0.18.04.170.0.3538.77-0ubuntu0.18.04.170.0.3538.110-0ubuntu0.18.04.171.0.3578.80-0ubuntu0.18.04.171.0.3578.98-0ubuntu0.18.04.172.0.3626.119-0ubuntu0.18.04.172.0.3626.121-0ubuntu0.18.04.173.0.3683.75-0ubuntu0.18.04.173.0.3683.86-0ubuntu0.18.04.174.0.3729.169-0ubuntu0.18.04.175.0.3770.90-0ubuntu0.18.04.175.0.3770.142-0ubuntu0.18.04.176.0.3809.87-0ubuntu0.18.04.176.0.3809.100-0ubuntu0.18.04.177.0.3865.90-0ubuntu0.18.04.178.0.3904.70-0ubuntu0.18.04.278.0.3904.97-0ubuntu0.18.04.178.0.3904.108-0ubuntu0.18.04.179.0.3945.79-0ubuntu0.18.04.179.0.3945.130-0ubuntu0.18.04.180.0.3987.87-0ubuntu0.18.04.180.0.3987.149-0ubuntu0.18.04.180.0.3987.163-0ubuntu0.18.04.181.0.4044.122-0ubuntu0.18.04.1
81.0.4044.138-0ubuntu0.18.04.1
chromium
openSUSE:Leap 15.1
 before 81.0.4044.138-lp151.2.88.1
81.0.4044.138-lp151.2.88.1
Show 5 moreShow less
Affected packages
PackageAffectedFixed
chromium
SUSE:Package Hub 15 SP1
 before 81.0.4044.138-bp151.3.82.2
81.0.4044.138-bp151.3.82.2
opera
openSUSE:Leap 15.1 NonFree
 before 68.0.3618.104-lp151.2.18.1
68.0.3618.104-lp151.2.18.1
opera
openSUSE:Leap 15.2 NonFree
 before 68.0.3618.104-lp152.2.6.1
68.0.3618.104-lp152.2.6.1
chromium
openSUSE:Tumbleweed
 before 93.0.4577.82-1.1
93.0.4577.82-1.1
chromium
openSUSE:Tumbleweed
 before 113.0.5672.92-1.1
113.0.5672.92-1.1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2020-6464 is a high vulnerability (CVSS 8.8) in Google Chrome, published May 8, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.97%, the 80th percentile. Fixed in chromium 83.0.4103.83-1.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 12 versions and 2,138 references. The JSON record has them.

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