CVE-2025-5280: 
vulnerability analysis and mitigation

Out of bounds write vulnerability (CVE-2025-5280) was discovered in Google Chrome's V8 engine affecting versions prior to 137.0.7151.55. The vulnerability was reported by [pwn2car] on May 12, 2025, and was publicly disclosed on May 27, 2025. This high-severity security flaw affects Chrome browsers across Windows, Mac, and Linux platforms (Chrome Release, NVD).

The vulnerability is classified as an Out-of-bounds Write (CWE-787) that could allow exploitation of heap corruption through a crafted HTML page. The CVSS v3.1 base score is 8.8 (High), with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H, indicating network vector attack with low attack complexity, no privileges required, and user interaction required (NVD).

The vulnerability poses significant risks as it could potentially lead to heap corruption when exploited. With a high CVSS score of 8.8, successful exploitation could result in high impacts on confidentiality, integrity, and availability of the affected system (CISA-ADP).

Google has released version 137.0.7151.55 of Chrome to address this vulnerability. Users and administrators are advised to update to this version or later. The fix has been incorporated into various distributions, including Debian which has released version 137.0.7151.103-1~deb12u1 for its bookworm security release (Debian Tracker, Chrome Release).