What’s Vulnerable › Vulnerabilities

CVE-2020-16011

• Severity: critical (CVSS 9.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-03 · updated 2026-06-17
• Weakness: CWE-787

Description

Heap buffer overflow in UI in Google Chrome on Windows prior to 86.0.4240.183 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Affected products

• Debian Linux: 10.0
• Google Chrome: before 86.0.4240.183 — fixed in 86.0.4240.183
• openSUSE Backports Sle: 15.0-sp1, 15.0-sp2
• openSUSE Leap: 15.1, 15.2

How to fix

Upgrade to a fixed version: Google Chrome 86.0.4240.183. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
• http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00017.html
• http://packetstormsecurity.com/files/159975/Chrome-ConvertToJavaBitmap-Heap-Buffer-Overflow.html
• https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop.html
• https://crbug.com/1144489
• https://www.debian.org/security/2021/dsa-4824
• http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
• http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00017.html
• http://packetstormsecurity.com/files/159975/Chrome-ConvertToJavaBitmap-Heap-Buffer-Overflow.html
• https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop.html
• https://crbug.com/1144489
• https://www.debian.org/security/2021/dsa-4824

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