CVE-2020-6377

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-01-10 · updated 2026-06-17
Weakness: CWE-416

Description

Use after free in audio in Google Chrome prior to 79.0.3945.117 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Affected products

Debian Linux: 9.0, 10.0
Fedoraproject Fedora: 30, 31
Google Chrome: before 79.0.3945.117 — fixed in 79.0.3945.117
openSUSE Backports Sle: 15.0-sp1
openSUSE Leap: 15.1
RedHat Enterprise Linux Desktop: 6.0
RedHat Enterprise Linux Workstation: 6.0

How to fix

Upgrade to a fixed version: Google Chrome 79.0.3945.117. Check the vendor advisory for mitigations.

References

http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00023.html
https://access.redhat.com/errata/RHSA-2020:0084
https://chromereleases.googleblog.com/2020/01/stable-channel-update-for-desktop.html
https://crbug.com/1029462
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N5CIQCVS6E3ULJCNU7YJXJPO2BLQZDTK/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PSUXNEUS6N42UJNQVCQSTSM6CSW2REPG/
https://seclists.org/bugtraq/2020/Jan/27
https://security.gentoo.org/glsa/202003-08
https://www.debian.org/security/2020/dsa-4606
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00004.html

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