Version in base suite: 2.36-9+deb12u4

Version in overlay suite: 2.36-9+deb12u6

Base version: glibc_2.36-9+deb12u6

Target version: glibc_2.36-9+deb12u7

Base files: libc-bin-dbgsym_2.36-9+deb12u6_i386.deb libc-bin_2.36-9+deb12u6_i386.deb libc-dev-bin-dbgsym_2.36-9+deb12u6_i386.deb libc-dev-bin_2.36-9+deb12u6_i386.deb libc-devtools-dbgsym_2.36-9+deb12u6_i386.deb libc-devtools_2.36-9+deb12u6_i386.deb libc6-amd64-dbgsym_2.36-9+deb12u6_i386.deb libc6-amd64_2.36-9+deb12u6_i386.deb libc6-dbg_2.36-9+deb12u6_i386.deb libc6-dev-amd64_2.36-9+deb12u6_i386.deb libc6-dev-dbgsym_2.36-9+deb12u6_i386.deb libc6-dev-x32_2.36-9+deb12u6_i386.deb libc6-dev_2.36-9+deb12u6_i386.deb libc6-udeb_2.36-9+deb12u6_i386.udeb libc6-x32-dbgsym_2.36-9+deb12u6_i386.deb libc6-x32_2.36-9+deb12u6_i386.deb libc6_2.36-9+deb12u6_i386.deb locales-all_2.36-9+deb12u6_i386.deb nscd-dbgsym_2.36-9+deb12u6_i386.deb nscd_2.36-9+deb12u6_i386.deb

Target files: libc-bin-dbgsym_2.36-9+deb12u7_i386.deb libc-bin_2.36-9+deb12u7_i386.deb libc-dev-bin-dbgsym_2.36-9+deb12u7_i386.deb libc-dev-bin_2.36-9+deb12u7_i386.deb libc-devtools-dbgsym_2.36-9+deb12u7_i386.deb libc-devtools_2.36-9+deb12u7_i386.deb libc6-amd64-dbgsym_2.36-9+deb12u7_i386.deb libc6-amd64_2.36-9+deb12u7_i386.deb libc6-dbg_2.36-9+deb12u7_i386.deb libc6-dev-amd64_2.36-9+deb12u7_i386.deb libc6-dev-dbgsym_2.36-9+deb12u7_i386.deb libc6-dev-x32_2.36-9+deb12u7_i386.deb libc6-dev_2.36-9+deb12u7_i386.deb libc6-udeb_2.36-9+deb12u7_i386.udeb libc6-x32-dbgsym_2.36-9+deb12u7_i386.deb libc6-x32_2.36-9+deb12u7_i386.deb libc6_2.36-9+deb12u7_i386.deb locales-all_2.36-9+deb12u7_i386.deb nscd-dbgsym_2.36-9+deb12u7_i386.deb nscd_2.36-9+deb12u7_i386.deb

Postinst files of package libc6: lines which differ

if [ -n "$ver" ] && [ "$ver" != "2.36-9+deb12u6" "2.36-9+deb12u7" ]; then