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submitted 1 year ago by sag@lemm.ee to c/showerthoughts@lemmy.world
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[-] Carighan@lemmy.world 137 points 1 year ago

And keep in mind, the falcon sensor exists for Linux. All those big companies largely use it.

Essentially we just got lucky that their buggy patch only affected the windows version of the sensor in a showstopping way. Could have been all major OS.

[-] ludrol@bookwormstory.social 11 points 1 year ago
[-] nevemsenki@lemmy.world 13 points 1 year ago

That's only true if you run falcon-sensor in ebpf and not kmod mode.

[-] lord_ryvan@ttrpg.network 5 points 1 year ago

The issuw didn't affect Linux and macOS systems with Crowdstrike Falcon installed, though, only Windows systems.

On Windows, booting into Safe Mode and removing C:\Windows\System32\Drivers het bestand C-00000291*.sys temporarily solves the BSOD issue, as well.

[-] Brkdncr@lemmy.world 25 points 1 year ago

The point is that it could have. Or maybe some unknown 0-day gets used by someone out to cause chaos instead of collect random.

[-] lord_ryvan@ttrpg.network 8 points 1 year ago

That's true

On one hand I hope people are smart enough to run updates to critical systems on a test environment, first. On the other hand I've learned that that is not at all the case yesterday.

[-] Brkdncr@lemmy.world 11 points 1 year ago

Many security products have no test option. One I’m using has a best practice of a 15 minute delay between test and prod and no automation to suspend besides relying on the vendor to pull the update it within 15 mins if it were to go full crowdstrike.

[-] SeeJayEmm@lemmy.procrastinati.org 10 points 1 year ago

The problem her was that this wasn't a traditional update. It was delivered automatically as a "content" update (like how old av would have definition update). We were given no room to test.

[-] sag@lemm.ee 4 points 1 year ago
[-] possiblylinux127@lemmy.zip 68 points 1 year ago

Then the internet would blame it all on Linux.

However, the recovery process would be much faster. The Linux kernel would try to load the kernel module and if it fails it would skip it.

[-] pelya@lemmy.world 26 points 1 year ago* (last edited 1 year ago)

Don't forget that ftp.cdrom.com , the biggest server on the Internet at it's peak, was running on FreeBSD.

[-] boredsquirrel@slrpnk.net 15 points 1 year ago

I have no idea what the hell that is...

But Netflix runs on some BSD too

[-] pelya@lemmy.world 15 points 1 year ago

It's where you would download your anime and Quake 2 installer twenty years ago.

[-] boredsquirrel@slrpnk.net 1 points 1 year ago

Interesting!

[-] bluemite@lemmy.world 3 points 1 year ago

There's a free blue screen of death? All of these people paying for Windows for no reason /s

[-] suzune@ani.social 21 points 1 year ago

Probably not. Most Linux admins know their systems and are able to navigate out of the situation with ease. But also most people don't use any corporate off-the-shelf software, because there are better options that are freely available.

Furthermore a Linux installation is dedicated and slim for one single purpose. The flexibility creates diversity.

[-] Kecessa@sh.itjust.works 21 points 1 year ago

Are you implying that Windows server admins don't know their shit?

[-] suzune@ani.social 9 points 1 year ago

No. They don't. They always need Microsoft support to solve situations and upgrades. You can also ask simple questions that they cannot answer. Try Active Directory: how to run AD in a secure fashion? Or: What services do rely on DCs in our company?

[-] capital@lemmy.world 16 points 1 year ago

My guy, I work cloud support for both Linux and Windows VMs.

I get dumbass cases from both all the time.

[-] Zedd00@lemmy.dbzer0.com 10 points 1 year ago

As a Windows engineer, the number of times I've seen other "engineers" open a case with Microsoft is insane. It seems to be a lot of their first reactions. No logs, no trying anything, just "this broke, why no work". I think it's that the Linux guys are mostly self taught, and the windows guys aren't.

[-] CosmicTurtle0@lemmy.dbzer0.com 9 points 1 year ago

I think it's more of "we pay Microsoft (or any company) for this. Make them handle it."

It's that kind of thinking that makes shit like the crowd strike problem possible.

[-] Kecessa@sh.itjust.works 7 points 1 year ago

Windows server admins: "We pay Microsoft for the service, damn right we'll use it!"

Linux server admins: "We don't pay anyone for the service, hopefully someone else had the same issue and posted about it somewhere..."

[-] riskable@programming.dev 6 points 1 year ago

Interestingly, the latter ends up with better stability and security!

[-] possiblylinux127@lemmy.zip 4 points 1 year ago* (last edited 1 year ago)

I've scene some supposedly 20 year veterans who don't know the architecture of AD

Not to say that is all of them but I've scene some who really can't do anything outside of click some buttons.

[-] Windex007@lemmy.world 18 points 1 year ago

I think the shower thought is centered around IF a ubiquitous bug that required physical access to the machine to resolve occurred simultaneously across all Linux machines.

If you couldn't remotely resolve the issues, regardless of your competence, simply the WALK to each machine and hooking up a KVM to each one would take a long time.

[-] suzune@ani.social 1 points 1 year ago

There won't be such case is my argument. No one patches a system "for fun" and automatically there except they really set it up like that. It would be only one kind of a case in one company.

Furthermore, you cannot compare Linux systems. A modem firmware with busybox is not the same as a Debian PC desktop. It works differently and has only the kernel in common. And in both cases they aren't patched at the same time. They are not even the same version, hell not even the same platform.

E.a. nothing will ever break like this. If it does, it will be one single case of a single IT department.

[-] flop_leash_973@lemmy.world 9 points 1 year ago* (last edited 1 year ago)

This combination of arrogance and complacency sort of thinking is how it does happen on Linux one day.

[-] possiblylinux127@lemmy.zip 3 points 1 year ago

Linux also isn't as popular on the desktop or end user devices

[-] Jessica@discuss.tchncs.de 20 points 1 year ago
[-] elrik@lemmy.world 15 points 1 year ago

Doubtful. By far, most servers responsible for Internet traffic are not running crowdstrike software.

This incident was a bunch of fortune 500 companies caught with their pants down.

[-] Nollij@sopuli.xyz 9 points 1 year ago

Who do you think runs those servers? What do you think those companies run on their Linux servers?

[-] elrik@lemmy.world 6 points 1 year ago

Those companies aren't "the Internet." They're products connected to the Internet.

The OP argument is like saying the Internet is dead because Netflix is down.

[-] CookieOfFortune@lemmy.world 3 points 1 year ago

A lot of people would say the internet was down if a large number of those products weren’t available. Also companies like Google do own parts of the physical Internet infrastructure.

[-] flop_leash_973@lemmy.world 2 points 1 year ago

If all of the parts of the internet that the average person finds useful goes down, then it matters little that technically "the internet" is not down. If it can't be useful then it is as good as "down".

[-] slazer2au@lemmy.world 10 points 1 year ago

2038 is the next big thing to hit older *nix based OS. It will be Y2K all over again.

[-] pelya@lemmy.world 10 points 1 year ago

Maybe on my 32-bit ARM server with ancient kernel it will. Any 64-bit machine is immune.

[-] gedhrel@lemmy.world 19 points 1 year ago

...unless it's running software that uses signed 32-bit timestamps, or stores data using that format.

The point about the "millennium bug" was that it was a category of problems that required (hundreds of) thousands of fixes. It didn't matter if your OS was immune, because the OS isn't where the value is.

[-] bitfucker@programming.dev 3 points 1 year ago* (last edited 1 year ago)

...timestamp is signed? Why?

Edit: Oh damn, I never noticed that the timestamp is indeed signed. For anyone curious, it is mostly historical as early C didn't really have a concept of unsigned

[-] SteveTech@programming.dev 3 points 1 year ago

It also allows users to store dates back to ~1902.

[-] ikidd@lemmy.world 3 points 1 year ago
[-] riskable@programming.dev 2 points 1 year ago

It'll be 911,000? As long as it's stored with 32 bits that should be fine 🤷

[-] spittingimage@lemmy.world 1 points 1 year ago

The end is nigh, I tell you!

Y2k38

this post was submitted on 20 Jul 2024
288 points (100.0% liked)

Showerthoughts

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A "Showerthought" is a simple term used to describe the thoughts that pop into your head while you're doing everyday things like taking a shower, driving, or just daydreaming. The most popular seem to be lighthearted clever little truths, hidden in daily life.

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