Memory Archives - Online Tech

New MongoDB Flaw Lets Unauthenticated Attackers Read Uninitialized Memory

Admin1 month ago02 mins mins

Dec 27, 2025Ravie LakshmananDatabase Security / Vulnerability A high-severity security flaw has been disclosed in MongoDB that could allow unauthenticated users to read uninitialized heap memory. The vulnerability, tracked as CVE-2025-14847 (CVSS score: 8.7), has been described as a case of improper handling of length parameter inconsistency, which arises when a program fails to appropriately…

Phoenix RowHammer Attack Bypasses Advanced DDR5 Memory Protections in 109 Seconds

Admin5 months ago04 mins mins

Sep 16, 2025Ravie LakshmananHardware Security / Vulnerability A team of academics from ETH Zürich and Google has discovered a new variant of a RowHammer attack targeting Double Data Rate 5 (DDR5) memory chips from South Korean semiconductor vendor SK Hynix. The RowHammer attack variant, codenamed Phoenix (CVE-2025-6202, CVSS score: 7.1), is capable of bypassing sophisticated…