#VU55116 Use of uninitialized resource

Published: 2021-07-20 | Updated: 2021-07-21

Vulnerability identifier: #VU55116

Vulnerability risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30578


Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Google Chromium
Client/Desktop applications / Web browsers

Vendor: Google


The vulnerability allows a remote attacker to bypass certain security restrictions.

The vulnerability exists due to usage of uninitialized resources in Media in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and bypass implemented security mechanisms.

Update to version 92.0.4515.107.

Vulnerable software versions

Google Chromium: 92.0.4515.0 - 92.0.4515.106


External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Latest bulletins with this vulnerability