Description of problem:
When displaying an image with 'feh', by right clicking on the image the applications closes with a core dump.

This has reproduced always on a Fedora 38 i3 spin, with every image.

Version-Release number of selected component:
feh-3.9.1-2.fc38

Additional info:
reporter:       libreport-2.17.11
type:           CCpp
reason:         feh killed by SIGABRT
journald_cursor: s=d0069f8f117643b08c8ef54ceea61942;i=d119;b=82878b22b1dc4d459a7c2bfa304f8d14;m=1dff198422;t=60177c999667c;x=c619368e1e2265af
executable:     /usr/bin/feh
cmdline:        /usr/bin/feh --start-at /home/rjeffman/Pictures/2023-07-27-101659.png
cgroup:         0::/user.slice/user-1000.slice/session-2.scope
rootdir:        /
uid:            1000
kernel:         6.4.4-200.fc38.x86_64
package:        feh-3.9.1-2.fc38
runlevel:       N 5
backtrace_rating: 4
crash_function: memset

Truncated backtrace:
Thread no. 1 (11 frames)
 #7 memset at /usr/include/bits/string_fortified.h:59
 #8 __imlib_Polygon_FillToData at /usr/src/debug/imlib2-1.7.4-4.fc38.x86_64/src/lib/polygon.c:1153
 #9 __imlib_Polygon_FillToImage at /usr/src/debug/imlib2-1.7.4-4.fc38.x86_64/src/lib/polygon.c:1845
 #10 imlib_image_fill_polygon at /usr/src/debug/imlib2-1.7.4-4.fc38.x86_64/src/lib/api.c:5344
 #11 feh_menu_draw_submenu_at at /usr/src/debug/feh-3.9.1-2.fc38.x86_64/src/menu.c:840
 #12 feh_menu_draw_item at /usr/src/debug/feh-3.9.1-2.fc38.x86_64/src/menu.c:709
 #13 feh_menu_draw_to_buf at /usr/src/debug/feh-3.9.1-2.fc38.x86_64/src/menu.c:795
 #14 feh_menu_redraw at /usr/src/debug/feh-3.9.1-2.fc38.x86_64/src/menu.c:761
 #16 feh_menu_show_at at /usr/src/debug/feh-3.9.1-2.fc38.x86_64/src/menu.c:406
 #17 winwidget_show_menu at /usr/src/debug/feh-3.9.1-2.fc38.x86_64/src/winwidget.c:1238
 #18 feh_main_iteration at /usr/src/debug/feh-3.9.1-2.fc38.x86_64/src/main.c:155