netVigilance Vulnerability intelligence since 2004
CVE-2021-30551 · netVigilance record NV21-0235

Google Chromium V8 Type Confusion

past due

What to do

Apply updates per vendor instructions.

CISA deadline 2021-11-17 · passed 4 years 9 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Google Chromium V8 Engine contains a type confusion vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Who is affected

Google Chromium V8. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-122, CWE-843.

Timeline

  1. Added to CISA KEVExploitation in the wild confirmed by CISA
  2. CISA remediation deadlinepassed 4 years 9 months ago

Sources