Re:My VM is lighter (and safer) than your container (2017)
by epr on Tuesday May 14, 2024 @10:21AM
(#40355517)
Funny, the original commit message for that suggests it was simply a precaution. It's not out of the ordinary to avoid newer kernel features just in case.
> This is a short-term patch. Unprivileged use of CLONE_NEWUSER
is certainly an intended feature of user namespaces. However
for at least saucy we want to make sure that, if any security
issues are found, we have a fail-safe.
> This is a short-term patch. Unprivileged use of CLONE_NEWUSER is certainly an intended feature of user namespaces. However for at least saucy we want to make sure that, if any security issues are found, we have a fail-safe.
from: https://web.archive.org/web/20211022013829/https://kernel.ub...