From Newsgroup: comp.lang.ada
On Mon, 20 Oct 2025 22:50:33 +0200, Nioclás Pól Caileán de Ghloucester wrote:
Patches can ge good. Patches can be bad. A good thing is less likely
to need patches.
Greg Kroah-Hartman on the Linux kernel <
https://www.zdnet.com/article/the-linux-security-team-issues-60-cves-a-week-but-dont-stress-do-this-instead/>:
Greg Kroah-Hartman, maintainer of the Linux stable kernel, wants
you to know that on an average week, the Linux security team
issues sixty -- 60 -- Common Vulnerabilities and Exposures (CVE)
security bulletins. Don't stress. That's just life in Linux.
...
Wait. Isn't 60 CVEs a week about problems that can stop your
computer dead in its tracks something to worry about? Well, yes.
Then, again, no.
You see, Kroah-Hartman explained, today, the Linux kernel has "38
million lines of code. You only use a little bit of this. My
laptop uses about one and a half million lines of code. .... Your
phone, the most complex beast out there, uses about 4 million
lines of code. So, out of everything, you're really using a small
portion, but everybody uses a different portion, and that's an
important thing to remember."
...
What you can do to keep your system safe -- whether it's a car or
10,000 servers in a data center -- is simple. Kroah-Hartman's rule
is "If you're not using the latest stable/long-term kernel system,
your system is insecure."
By that, he means update your kernel almost every week. Now, most
of you will find that notion as scary as dealing with 60 CVEs a
week.
The thing is, Kroah-Hartman said, "We have proof this can be done.
Debian runs over 80% of the world's servers and they're using
stable kernel updates. Android, billions of devices out there,
takes every stable kernel update on a couple months lag, but
they're doing it and keeping their devices secure. There's nothing
more complex than embedded into the system, and there's nothing
more common and easy to use than a Debian server.
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