This is followup to 665d6a5916.
Fixes <https://bugs.gnu.org/27489>.
* gnu/packages/base.scm (glibc-2.25-patched, glibc-2.24, glibc-2.23)
(glibc-2.22): Add glibc-vectorized-strcspn-guards.patch to patches.
Move a comment where it belongs.
* gnu/packages/patches/glibc-CVE-2017-1000366-pt2.patch: Swap with ...
* gnu/packages/patches/glibc-CVE-2017-1000366-pt3.patch: ... this.
* gnu/packages/patches/glibc-vectorized-strcspn-guards.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it. Fix formatting.
Mark H Weaver