CVE-2020-6556

moderate-risk
Published 2020-09-21

Heap buffer overflow in SwiftShader in Google Chrome prior to 84.0.4147.135 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Do I need to act?

~
1.9% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (5)

Affected Vendors

Debian Google Fedoraproject Opensuse

References (10)

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.html
Vendor Advisory https://chromereleases.googleblog.com/2020/08/stable-channel-update-for-desktop_...
Third Party Advisory https://crbug.com/1115345
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://www.debian.org/security/2021/dsa-4824
Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.html
Vendor Advisory https://chromereleases.googleblog.com/2020/08/stable-channel-update-for-desktop_...
Third Party Advisory https://crbug.com/1115345
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://www.debian.org/security/2021/dsa-4824
47
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 5/34 · Minimal
Exposure 12/34 · Low