CVE-2021-37981

Heap buffer overflow in Skia in Google Chrome prior to 95.0.4638.54 allowed a remote attacker who had compromised the renderer process to potentially perform a…

published November 2, 2021

CVSS
—
EPSS
1%
Percentile
63.5
In the wild
Unconfirmed
What it is

⚠️ A crafty HTML page could lead to a heap of trouble! This vulnerability, found in Google's Skia engine, potentially allows an attacker to escape the sandbox. 🔥 Think of it like a sneaky delivery person who slips a package through your door without being checked — once inside, they can decide what to do with it! Just like that, a compromised renderer process could lead to unauthorized actions. If exploited, this vulnerability could allow attackers to escape the security confines of the renderer process, which means they could execute arbitrary code outside of the intended environment. This could lead to anything from data theft to full system compromise, making it a significant security risk for affected users.

Put simply

Think of it like a sneaky delivery person who slips a package through your door without being checked — once inside, they can decide what to do with it! Just like that, a compromised renderer process could lead to unauthorized actions. The heap buffer overflow in Skia allows an attacker with control over the renderer process to manipulate memory, potentially leading to a sandbox escape by crafting a malicious HTML page.

What to do

If exploited, this vulnerability could allow attackers to escape the security confines of the renderer process, which means they could execute arbitrary code outside of the intended environment. This could lead to anything from data theft to full system compromise, making it a significant security risk for affected users. To protect yourself, ensure that you update Google Chrome to version 95.0.4638.54 or later. Regularly check for updates to maintain your security posture. You've got this! Stay vigilant and keep your browser up to date for a safer browsing experience. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01033 · 63.5th percentile
Published
2021-11-02T21:05Z
EPSS history
Timeline
  • 02 NOV 21:05Z
    Heap buffer overflow in Skia in Google Chrome prior to 95.0.4638.54 allowed a remote attacker who had compromised the renderer process to potentially perform a…
    cvelistv5