/etc/firejail/mupdf.profile is in firejail-profiles 0.9.52-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | # Firejail profile for mupdf
# This file is overwritten after every install/update
# Persistent local customizations
include /etc/firejail/mupdf.local
# Persistent global definitions
include /etc/firejail/globals.local
blacklist /run/user/*/bus
include /etc/firejail/disable-common.inc
include /etc/firejail/disable-devel.inc
include /etc/firejail/disable-passwdmgr.inc
include /etc/firejail/disable-programs.inc
include /etc/firejail/whitelist-var-common.inc
caps.drop all
machine-id
net none
nodvd
nogroups
nonewprivs
noroot
nosound
notv
novideo
protocol unix
seccomp
# seccomp.keep access,arch_prctl,brk,clone,close,connect,execve,exit_group,fchmod,fchown,fcntl,fstat,futex,getcwd,getpeername,getrlimit,getsockname,getsockopt,lseek,lstat,mlock,mmap,mprotect,mremap,munmap,nanosleep,open,poll,prctl,read,recvfrom,recvmsg,restart_syscall,rt_sigaction,rt_sigprocmask,select,sendmsg,set_robust_list,set_tid_address,setresgid,setresuid,shmat,shmctl,shmget,shutdown,socket,stat,sysinfo,uname,unshare,wait4,write,writev
shell none
tracelog
# private-bin mupdf,sh,tempfile,rm
private-dev
private-etc fonts
private-tmp
# mupdf will never write anything
read-only ${HOME}
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