42.3 Update-Test patch 7514 for gimp updates all its packages but gimp itself
interactively, but requires manual conflict resolution for gimp. Here is my
console log:

linux-2iyu:~ # (zypper lu -t package -t patch || echo 'exit status' $? ; date )
2>&1 |tee -a ~/zypper.log
Retrieving repository 'SUSE:Leap-42.3-Debug-Update-OSS' metadata [..done]
Building repository 'SUSE:Leap-42.3-Debug-Update-OSS' cache [....done]
Retrieving repository 'SUSE:Leap-42.3-Update-OSS' metadata [....done]
Building repository 'SUSE:Leap-42.3-Update-OSS' cache [....done]
Retrieving repository 'SUSE:Leap-42.3-Update-Test' metadata [..done]
Building repository 'SUSE:Leap-42.3-Update-Test' cache [....done]
Loading repository data...
Reading installed packages...

Patches

Repository                 | Name | Category | Severity | Interactive | Status
| Summary                 
---------------------------+------+----------+----------+-------------+--------+-------------------------
SUSE:Leap-42.3-Update-Test | 7514 | security | moderate | ---         | needed
| Security update for gimp

Found 1 applicable patch:
1 patch needed (1 security patch)


Package updates

S | Repository                 | Name                  | Current Version |
Available Version | Arch  
--+----------------------------+-----------------------+-----------------+-------------------+-------
v | SUSE:Leap-42.3-Update-Test | gimp-lang             | 2.8.18-4.4      |
2.8.18-6.2        | noarch
v | SUSE:Leap-42.3-Update-Test | gimp-plugin-aa        | 2.8.18-4.4      |
2.8.18-6.2        | x86_64
v | SUSE:Leap-42.3-Update-Test | gimp-plugins-python   | 2.8.18-4.4      |
2.8.18-6.2        | x86_64
v | SUSE:Leap-42.3-Update-Test | libgimp-2_0-0         | 2.8.18-4.4      |
2.8.18-6.2        | x86_64
v | SUSE:Leap-42.3-Update-Test | libgimp-2_0-0-32bit   | 2.8.18-4.4      |
2.8.18-6.2        | x86_64
v | SUSE:Leap-42.3-Update-Test | libgimpui-2_0-0       | 2.8.18-4.4      |
2.8.18-6.2        | x86_64
v | SUSE:Leap-42.3-Update-Test | libgimpui-2_0-0-32bit | 2.8.18-4.4      |
2.8.18-6.2        | x86_64
Fri 24 Nov 02:31:57 CET 2017
linux-2iyu:~ # (zypper up -t patch -t package || echo 'exit status' $? ; date )
2>&1 |tee -a ~/zypper.log
Loading repository data...
Reading installed packages...

The following 77 package updates will NOT be installed:
  ffmpeg gimp gstreamer-plugins-bad gstreamer-plugins-bad-32bit
gstreamer-plugins-bad-doc gstreamer-plugins-bad-lang gstreamer-plugins-ugly
gstreamer-plugins-ugly-32bit gstreamer-plugins-ugly-doc
gstreamer-plugins-ugly-lang k3b k3b-lang libavcodec56 libavcodec56-32bit
libavcodec57 libavcodec57-32bit libavdevice56 libavdevice56-32bit libavdevice57
libavfilter5 libavfilter5-32bit libavfilter6 libavformat56 libavformat56-32bit
libavformat57 libavresample2 libavresample2-32bit libavresample3 libavutil54
libavutil54-32bit libavutil55 libavutil55-32bit libFLAC++6 libFLAC8
libgstadaptivedemux-1_0-0 libgstadaptivedemux-1_0-0-32bit libgstbadaudio-1_0-0
libgstbadaudio-1_0-0-32bit libgstbadbase-1_0-0 libgstbadbase-1_0-0-32bit
libgstbadvideo-1_0-0 libgstbadvideo-1_0-0-32bit libgstbasecamerabinsrc-1_0-0
libgstbasecamerabinsrc-1_0-0-32bit libgstcodecparsers-1_0-0
libgstcodecparsers-1_0-0-32bit libgstgl-1_0-0 libgstgl-1_0-0-32bit
libgstmpegts-1_0-0 libgstmpegts-1_0-0-32bit libgstphotography-1_0-0
libgstphotography-1_0-0-32bit libgsturidownloader-1_0-0
libgsturidownloader-1_0-0-32bit libgstwayland-1_0-0 libgstwayland-1_0-0-32bit
libmjpegutils-2_0-0 libmjpegutils-2_0-0-32bit libpostproc53 libpostproc53-32bit
libpostproc54 libquicktime0 libquicktime0-32bit libsox3 libswresample1
libswresample1-32bit libswresample2 libswresample2-32bit libswscale3
libswscale3-32bit libswscale4 libswscale4-32bit libxine2 libxine2-pulse
libxml++-2_6-2 mjpegtools sox

The following NEW patch is going to be installed:
  7514

The following 7 packages are going to be upgraded:
  gimp-lang gimp-plugin-aa gimp-plugins-python libgimp-2_0-0
libgimp-2_0-0-32bit libgimpui-2_0-0 libgimpui-2_0-0-32bit

7 packages to upgrade.
Overall download size: 5.5 MiB. Already cached: 0 B. No additional space will
be used or freed after the operation.
Continue? [y/n/...? shows all options] (y): 
Retrieving package gimp-lang-2.8.18-6.2.noarch (1/7),   4.3 MiB ( 30.0 MiB
unpacked)
Retrieving: gimp-lang-2.8.18-6.2.noarch.rpm [..done (2.8 MiB/s)]
Retrieving package libgimp-2_0-0-2.8.18-6.2.x86_64 (2/7), 168.3 KiB (534.6 KiB
unpacked)
Retrieving: libgimp-2_0-0-2.8.18-6.2.x86_64.rpm [done]
Retrieving package libgimp-2_0-0-32bit-2.8.18-6.2.x86_64 (3/7), 166.9 KiB
(527.5 KiB unpacked)
Retrieving: libgimp-2_0-0-32bit-2.8.18-6.2.x86_64.rpm [done]
Retrieving package libgimpui-2_0-0-2.8.18-6.2.x86_64 (4/7), 364.0 KiB (  1.4
MiB unpacked)
Retrieving: libgimpui-2_0-0-2.8.18-6.2.x86_64.rpm [done]
Retrieving package libgimpui-2_0-0-32bit-2.8.18-6.2.x86_64 (5/7), 355.5 KiB ( 
1.4 MiB unpacked)
Retrieving: libgimpui-2_0-0-32bit-2.8.18-6.2.x86_64.rpm [done]
Retrieving package gimp-plugins-python-2.8.18-6.2.x86_64 (6/7), 173.0 KiB
(612.0 KiB unpacked)
Retrieving: gimp-plugins-python-2.8.18-6.2.x86_64.rpm [done]
Retrieving package gimp-plugin-aa-2.8.18-6.2.x86_64 (7/7),  34.2 KiB ( 14.6 KiB
unpacked)
Retrieving: gimp-plugin-aa-2.8.18-6.2.x86_64.rpm [done]
Checking for file conflicts: [....done]
(1/7) Installing: gimp-lang-2.8.18-6.2.noarch [....................done]
(2/7) Installing: libgimp-2_0-0-2.8.18-6.2.x86_64 [................done]
(3/7) Installing: libgimp-2_0-0-32bit-2.8.18-6.2.x86_64 [...............done]
(4/7) Installing: libgimpui-2_0-0-2.8.18-6.2.x86_64 [...............done]
(5/7) Installing: libgimpui-2_0-0-32bit-2.8.18-6.2.x86_64 [..............done]
(6/7) Installing: gimp-plugins-python-2.8.18-6.2.x86_64
[..................done]
(7/7) Installing: gimp-plugin-aa-2.8.18-6.2.x86_64 [.......done]
Fri 24 Nov 02:33:06 CET 2017
linux-2iyu:~ # (zypper lu -t package -t patch || echo 'exit status' $? ; date )
2>&1 |tee -a ~/zypper.log
Loading repository data...
Reading installed packages...

Patches

Repository                 | Name | Category | Severity | Interactive | Status
| Summary
---------------------------+------+----------+----------+-------------+--------+-------------------------
SUSE:Leap-42.3-Update-Test | 7514 | security | moderate | ---         | needed
| Security update for gimp

Found 1 applicable patch:
1 patch needed (1 security patch)


Package updates

No updates found.
Fri 24 Nov 03:29:26 CET 2017
linux-2iyu:~ # zypper patch
Loading repository data...
Reading installed packages...
Resolving package dependencies...

Problem: gimp-2.8.18-6.2.x86_64 obsoletes gimp-help-browser provided by
gimp-help-browser-2.8.18-4.4.x86_64
 Solution 1: replacement of gimp-help-browser-2.8.18-4.4.x86_64 with
gimp-2.8.18-6.2.x86_64
 Solution 2: do not install patch:7514-1.noarch

Choose from above solutions by number or cancel [1/2/c] (c): 1
Resolving dependencies...
Resolving package dependencies...

The following NEW patch is going to be installed:
  7514

The following application is going to be REMOVED:
  GIMP

The following package is going to be REMOVED:
  gimp-help-browser

The following package is going to be upgraded:
  gimp

1 package to upgrade, 1 to remove.
Overall download size: 6.9 MiB. Already cached: 0 B. After the operation, 3.5
MiB will be freed.
Continue? [y/n/...? shows all options] (y):
Retrieving package gimp-2.8.18-6.2.x86_64                                      
                                                     (1/1),   6.9 MiB ( 28.2
MiB unpacked)
Retrieving: gimp-2.8.18-6.2.x86_64.rpm
.................................................................................................................[done
(1.7 MiB/s)]
Checking for file conflicts:
.......................................................................................................................................[done]
(1/1) Installing: gimp-2.8.18-6.2.x86_64
...........................................................................................................................[done]
linux-2iyu:~ #