Hello,
I've modified the building scripts for compiling libnss-winbind and
libpam-winbind statically against the samba-libs as was suggested by
@infinity.
This fix seems to resolve the issue reported on this bug, and the reproducer is
not
longer experienced.
With the patch applied:
root@samba:~# ldd /lib/x86_64-linux-gnu/security/pam_winbind.so
linux-vdso.so.1 => (0x00007ffe0bdaf000)
libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0
(0x00007fb246748000)
libbsd.so.0 => /lib/x86_64-linux-gnu/libbsd.so.0 (0x00007fb246539000)
libtalloc.so.2 => /usr/lib/x86_64-linux-gnu/libtalloc.so.2
(0x00007fb24632c000)
libpam.so.0 => /lib/x86_64-linux-gnu/libpam.so.0 (0x00007fb24611e000)
libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007fb245d59000)
/lib64/ld-linux-x86-64.so.2 (0x000055695ab59000)
libaudit.so.1 => /lib/x86_64-linux-gnu/libaudit.so.1
(0x00007fb245b34000)
libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007fb245930000)
root@samba:~# ldd /lib/x86_64-linux-gnu/libnss_winbind.so.2
linux-vdso.so.1 => (0x00007fffe9195000)
libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0
(0x00007fd3e84f7000)
libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007fd3e8132000)
/lib64/ld-linux-x86-64.so.2 (0x0000563f59046000)
** Patch added: "Trusty Patch"
https://bugs.launchpad.net/ubuntu/+source/samba/+bug/1584485/+attachment/4762628/+files/fix-1584485-trusty.debdiff
** Changed in: samba (Ubuntu Trusty)
Status: New => In Progress
** Changed in: samba (Ubuntu Trusty)
Importance: Undecided => High
** Changed in: samba (Ubuntu Trusty)
Assignee: (unassigned) => Jorge Niedbalski (niedbalski)
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https://bugs.launchpad.net/bugs/1584485
Title:
Upgrading samba to latest security fixes together with winbind in
nsswitch.conf can harm entire OS
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