Security Alerts & News
by Tymoteusz A. Góral

#439 Once thought safe, DDR4 memory shown to be vulnerable to “Rowhammer”
Physical weaknesses in memory chips that make computers and servers susceptible to hack attacks dubbed "Rowhammer" are more exploitable than previously thought and extend to DDR4 modules, not just DDR3, according to a recently published research paper.

The tests showed many of the DIMMs were vulnerable to a phenomenon known as "bitflipping," in which 0s were converted to 1s and vice versa. The report was published by Third I/O, an Austin, Texas-based provider of high-speed bandwidth and super computing technologies. The findings were presented over the weekend at the Semicon China conference.
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#439 Once thought safe, DDR4 memory shown to be vulnerable to “Rowhammer”
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