Comment 50 for bug 1863162

(In reply to Louis Benazet from comment #45)
> Hello, it seems this bugfix has reached Ubuntu 22.04, which is nice. However
> some of my users use earlier Ubuntu versions (18.04 and 20.04) where it is
> not available. How can I apply the fix on those versions? I tried checking
> out the glibc version available in Ubuntu 18.04 (2.27) and cherry-picking
> the fixes. But I get a conflict I don't know how to solve because the base
> files are very different.

Perhaps you could ask Ubuntu to backport the fix. They are quite old releases, but for LTS they might consider your request. If you need something today, it's simpler just to upgrade.