CVE-2020-15970 Use after free in Chrome
A use-after-free flaw in Chrome's NFC component allows a compromised renderer to escape the sandbox and execute code via a crafted HTML page.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2020-15970?
CVE-2020-15970 is a high-severity use after free 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
Use after free in NFC in Google Chrome prior to 86.0.4240.75 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Weakness: CWE-416
Which versions are affected by CVE-2020-15970?
It affects 4 products.
Products include Debian Debian Linux, Fedoraproject Fedora, Google Chrome, Opensuse Backports Sle.
How do I fix CVE-2020-15970?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2020-15970 being exploited?
There is no known exploitation of CVE-2020-15970 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2020-15970, GHSA-q6gr-pr6h-w748, UBUNTU-CVE-2020-15970.