CVE-2020-6388: Race Condition
An out of bounds memory access flaw was found in the WebAudio component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=1042879
External References:
https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop.html
Other sources
Out of bounds access in WebAudio in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/chromiumto a version that resolves this vulnerability.Fixed in 90.0.4430.212-1~deb10u1Fixed in 116.0.5845.180-1~deb11u1Fixed in 120.0.6099.129-1~deb11u1Fixed in 119.0.6045.199-1~deb12u1Fixed in 120.0.6099.129-1~deb12u1Fixed in 120.0.6099.129-1 - Upgrade
Upgrade
redhat/chromium-browserto a version that resolves this vulnerability.Fixed in 80.0.3987.87 - Upgrade
Upgrade
Chromium/Google Chrome (WebAudio)to a version that resolves this vulnerability.Fixed in 80.0.3987.87 - Compensating control
If you cannot immediately update, mitigate exposure by restricting access to the Chromium browser from untrusted networks/users so that remote attackers cannot deliver crafted HTML pages to trigger the WebAudio out-of-bounds memory access.
Event History
Frequently Asked Questions
What is the severity of CVE-2020-6388?
CVE-2020-6388 is rated as high severity due to its potential to allow arbitrary code execution through out of bounds memory access in the WebAudio component of Chromium.
How do I fix CVE-2020-6388?
To fix CVE-2020-6388, upgrade to Chromium version 90.0.4430.212 or later, or ensure your Google Chrome is updated to at least version 80.0.3987.87.
Which versions of Chromium are affected by CVE-2020-6388?
CVE-2020-6388 affects Chromium versions prior to 80.0.3987.87 along with other versions before their respective fixed updates.
What component of Chromium is vulnerable in CVE-2020-6388?
CVE-2020-6388 specifically affects the WebAudio component of the Chromium browser.
Is CVE-2020-6388 a zero-day vulnerability?
No, CVE-2020-6388 was not reported as a zero-day vulnerability and has been addressed in subsequent security updates.