K60570139: Rowhammer hardware vulnerability CVE-2020-10255

Security Advisory Description Modern DRAM chips DDR4 and LPDDR4 after 2015 are affected by a vulnerability in deployment of internal mitigations against RowHammer attacks known as Target Row Refresh TRR, aka the TRRespass issue. To exploit this vulnerability, the attacker needs to create certain...

Poor Rowhammer Fixes On DDR4 DRAM Chips Re-Enable Bit Flipping Attacks

Remember rowhammer vulnerability? A critical issue affecting modern DRAM dynamic random access memory chips that could allow attackers to obtain higher kernel privileges on a targeted system by repeatedly accessing memory cells and induce bit flips. To mitigate Rowhammer vulnerability on the late...

Samsung Launches 6GB RAM Chips for Next Generation Smartphones

With Launch of Galaxy S6 and Galaxy S6 Edge, Samsung was the first one to bring 4GB RAM access in the Android mobile phones; with Samsung Note 5 and the current OnePlus 2 carrying the same RAM capacity. Now, today Samsung has again taken the technology a step further with the launch of 12GB LPDDR...