Sreyen: I ran the scripts as you suggested and also got the
* CPU microcode is the latest known available version: NO and went to my vendor's website (Dell, in my case) and found there was a new BIOS update, installed it, re-ran the tests and passed. Is it possible that it is your firmware that needs an update? On Sun, Jun 28, 2020 at 7:34 PM Sreyan Chakravarty <sreya...@gmail.com> wrote: > Hi, > > Well guys, its time to panic once again. > > > I just found out my system is vulnerable to the new Crosstalk > vulnerability by running the popular Meltdown OVH script. > > More about the vulnerability over here: > > https://www.vusec.net/projects/crosstalk/ > > These exploits get worse each time, this one affects all cores. > > > This is how I tested for the vulnerability. > > Downloaded spectre-meltdown-checker.sh via : > > wget https://meltdown.ovh -O spectre-meltdown-checker.sh > > and then just executed with sudo. > > This is the output I got: > > * SRBDS mitigation control is enabled and active: NO > > STATUS: VULNERABLE (Your CPU microcode may need to be updated to mitigate > > the vulnerability) > > CVE-2020-0543:KO > > Full output here:https://pastebin.com/raw/hyfFBbaF > > > As you can see the tool specifies that my microcode is not the latest. > > That being said, where do I find the latest microcode from ? > > My OS is fully updated, and the firmware and microcode is also latest > according to DNF: > > $ sudo dnf update linux-firmware > Dependencies resolved. > Nothing to do. > Complete! > > $ sudo dnf update microcode_ctl > Dependencies resolved. > Nothing to do. > Complete! > > So where is the microcode update in Fedora for this ?? > > Canonical has already published microcode updates for this, as shown > here:https://youtu.be/UR-5vAZ1cGg?t=1160 > > <rant> > It kind of seems frustrating that a bleeding edge distro like Fedora still > hasn't > provided updates yet. While Ubuntu a distro that doesn't always use the > latest > software already has a fix. > </rant> > > What can I do now ? What is progress for Fedora ? > > Will the microcode from Canonical work for Fedora ? Dumb question I know but I > am desperate. > > Let me know if any further info is required. > > Some more info about my CPU:https://pastebin.com/raw/TNJS930F > > > What is everyone else in the community doing about this ? > > Thanks. > > -- > Regards, > Sreyan > > _______________________________________________ > users mailing list -- users@lists.fedoraproject.org > To unsubscribe send an email to users-le...@lists.fedoraproject.org > Fedora Code of Conduct: > https://docs.fedoraproject.org/en-US/project/code-of-conduct/ > List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines > List Archives: > https://lists.fedoraproject.org/archives/list/users@lists.fedoraproject.org >
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