CVE-2020-15999 Google Chrome FreeType Heap Buffer Overflow
A heap buffer overflow in Freetype allows remote attackers to execute arbitrary code via a crafted HTML page in Google Chrome.
- Exploited in the wild
- Since 3 Nov 2021
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2020-15999?
CVE-2020-15999 is a critical memory corruption vulnerability in Debian Debian Linux, published on 3 Nov 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Heap buffer overflow in Freetype in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Which versions are affected by CVE-2020-15999?
8 open source packages ship an affected version, including CefSharp.Common, CefSharp.WinForms and CefSharp.Wpf. It affects 6 products.
| Package | Affected | Fixed in |
|---|---|---|
CefSharp.Common NuGet | All versions | 85.3.130 |
CefSharp.Common NuGet | All versions | 85.3.130 |
CefSharp.WinForms NuGet | All versions | 85.3.130 |
CefSharp.WinForms NuGet | All versions | 85.3.130 |
CefSharp.Wpf NuGet | All versions | 85.3.130 |
CefSharp.Wpf NuGet | All versions | 85.3.130 |
2 more packages
CefSharp.Wpf.HwndHost NuGet | All versions | 85.3.130 |
CefSharp.Wpf.HwndHost NuGet | All versions | 85.3.130 |
Linux distribution packages (32)
freetype AlmaLinux:8 | All versions | 2.9.1-4.el8_3.1 |
freetype-devel AlmaLinux:8 | All versions | 2.9.1-4.el8_3.1 |
freetype Red Hat:enterprise_linux:7::client | All versions | 0:2.8-14.el7_9.1 |
freetype-debuginfo Red Hat:enterprise_linux:7::client | All versions | 0:2.8-14.el7_9.1 |
freetype-demos Red Hat:enterprise_linux:7::client | All versions | 0:2.8-14.el7_9.1 |
freetype-devel Red Hat:enterprise_linux:7::client | All versions | 0:2.8-14.el7_9.1 |
freetype-debuginfo Red Hat:enterprise_linux:7::computenode | All versions | 0:2.8-14.el7_9.1 |
freetype-demos Red Hat:enterprise_linux:7::computenode | All versions | 0:2.8-14.el7_9.1 |
freetype-devel Red Hat:enterprise_linux:7::computenode | All versions | 0:2.8-14.el7_9.1 |
freetype Red Hat:enterprise_linux:7::server | All versions | 0:2.8-14.el7_9.1 |
freetype-debuginfo Red Hat:enterprise_linux:7::server | All versions | 0:2.8-14.el7_9.1 |
freetype-demos Red Hat:enterprise_linux:7::server | All versions | 0:2.8-14.el7_9.1 |
freetype-devel Red Hat:enterprise_linux:7::server | All versions | 0:2.8-14.el7_9.1 |
freetype Red Hat:enterprise_linux:7::workstation | All versions | 0:2.8-14.el7_9.1 |
freetype-debuginfo Red Hat:enterprise_linux:7::workstation | All versions | 0:2.8-14.el7_9.1 |
freetype-demos Red Hat:enterprise_linux:7::workstation | All versions | 0:2.8-14.el7_9.1 |
freetype-devel Red Hat:enterprise_linux:7::workstation | All versions | 0:2.8-14.el7_9.1 |
freetype Red Hat:enterprise_linux:8::baseos | All versions | 0:2.9.1-4.el8_3.1 |
freetype-debuginfo Red Hat:enterprise_linux:8::baseos | All versions | 0:2.9.1-4.el8_3.1 |
freetype-debugsource Red Hat:enterprise_linux:8::baseos | All versions | 0:2.9.1-4.el8_3.1 |
freetype-demos-debuginfo Red Hat:enterprise_linux:8::baseos | All versions | 0:2.9.1-4.el8_3.1 |
freetype-devel Red Hat:enterprise_linux:8::baseos | All versions | 0:2.9.1-4.el8_3.1 |
freetype Red Hat:rhel_e4s:8.0::baseos | All versions | 0:2.9.1-4.el8_0.1 |
freetype-debuginfo Red Hat:rhel_e4s:8.0::baseos | All versions | 0:2.9.1-4.el8_0.1 |
freetype-debugsource Red Hat:rhel_e4s:8.0::baseos | All versions | 0:2.9.1-4.el8_0.1 |
freetype-demos-debuginfo Red Hat:rhel_e4s:8.0::baseos | All versions | 0:2.9.1-4.el8_0.1 |
freetype-devel Red Hat:rhel_e4s:8.0::baseos | All versions | 0:2.9.1-4.el8_0.1 |
freetype Red Hat:rhel_eus:8.1::baseos | All versions | 0:2.9.1-4.el8_1.1 |
freetype-debuginfo Red Hat:rhel_eus:8.1::baseos | All versions | 0:2.9.1-4.el8_1.1 |
freetype-debugsource Red Hat:rhel_eus:8.1::baseos | All versions | 0:2.9.1-4.el8_1.1 |
freetype-demos-debuginfo Red Hat:rhel_eus:8.1::baseos | All versions | 0:2.9.1-4.el8_1.1 |
freetype-devel Red Hat:rhel_eus:8.1::baseos | All versions | 0:2.9.1-4.el8_1.1 |
Products include Debian Debian Linux, Fedoraproject Fedora, Freetype Freetype, Google Chrome, Netapp Ontap Select Deploy Administration Utility, Opensuse Backports Sle.
How do I fix CVE-2020-15999?
Upgrade CefSharp.Common to 85.3.130 or later. US federal agencies must fix it by 17 Nov 2021.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-15999 being exploited?
Yes. Attackers have exploited CVE-2020-15999 in the wild since at least 3 Nov 2021.
Public exploit code: 3 proofs of concept on GitHub.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as A-171232105, ALPINE-CVE-2020-15999, ALSA-2020:4952, ASB-A-171232105, AZL-8324, DEBIAN-CVE-2020-15999 and 18 more.