Use of uninitialized resource in Google Chromium - CVE-2026-78977
Published: August 26, 2026
Vulnerability identifier: #VU145677
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-78977
CWE-ID: CWE-908
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to use of uninitialized resource in GPU when rendering crafted web content. A remote attacker can trigger the browser to process crafted content to cause a denial of service.
User interaction is required to open or render crafted web content.
Affected software
Google Chromium
Google Chrome
Google Chrome
How to mitigate CVE-2026-78977
Install security update from vendor's website.
Google Chromium - update to 152.0.7977.64
Google Chrome - addressed in versions 151.0.7922.175, 152.0.7977.64
Google Chrome - addressed in versions 151.0.7922.175, 152.0.7977.64