CVE-2021-4078 Memory corruption in Chrome
A type confusion vulnerability in Chrome's V8 engine allows remote attackers to execute arbitrary 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-2021-4078?
CVE-2021-4078 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 23 Dec 2021. 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
Type confusion in V8 in Google Chrome prior to 96.0.4664.93 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Weakness: CWE-843
Which versions are affected by CVE-2021-4078?
It affects 2 products.
Products include Debian Debian Linux, Google Chrome.
How do I fix CVE-2021-4078?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-4078 being exploited?
There is no known exploitation of CVE-2021-4078 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2021-4078, GHSA-9979-g965-v2mq, UBUNTU-CVE-2021-4078.