Microsoft releases another security update against 'Spectre'

IANS  |  San Francisco 

has released another security patch against "Variant 2" bug found on chips.

has reported issues with recently released microcode meant to address "variant 2" termed as "CVE 2017-5715 Branch Target Injection".

noted that this microcode can cause "higher than expected reboots and other unpredictable system behaviour," adding that situations like this may result in "data loss or corruption".

"While tests, updates and deploys new microcode, we are making available an out of band update 'KB4078130' that specifically disables only the mitigation against CVE-2017-5715 - Branch target injection vulnerability," wrote on its support page on Sunday.

"Our own experience is that system instability can in some circumstances cause data loss or corruption.

In our testing this new update has been found to prevent the behaviour described," said.

is also offering a new option - available for advanced users on impacted devices - to manually disable and enable the mitigation against Variant 2 (CVE 2017-5715) independently via registry setting changes.

"There are no known reports to indicate that this variant 2 (CVE 2017-5715 ) has been used to attack customers,a said.

After chip-maker confirmed a potential security flaw in its chips, issued emergency updates to supported versions of Windows earlier this month.

Corp had confirmed two security flaws -- "and "Spectre" -- in its Chips that were vulnerable to hacking.

later allayed fears of any data breach.

Addressing the gathering at his keynote address at the "CES 2018" earlier this month, Krzanich said: "Our primary goal has been to keep our customers safe. We have not received any information that these exploits have been used to obtain customers' data.

The urged everyone to patch their systems as soon as these are available.

--IANS

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(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)

First Published: Mon, January 29 2018. 10:44 IST