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profiles: firefox Add support for widevine DRM

John Johansen requested to merge jjohansen/apparmor:firefox into master

Ubuntu 18.04, Firefox 60.0.1+build2-0ubuntu0.18.04.1

Running firefix, then going to and attempting to play a movie. The widevinecdm plugin crashes, the following is found in syslog:

Jun 15 19:13:22 xplt kernel: [301351.553043] audit: type=1400 audit(1529046802.585:246): apparmor="DENIED" operation="file_mmap" profile="/usr/lib/firefox/firefox{,*[^s][^h]}" name="/home/xav/.mozilla/firefox/wiavokxk.default-1510977878171/gmp-widevinecdm/" pid=16118 comm="plugin-containe" requested_mask="m" denied_mask="m" fsuid=1000 ouid=1000

Jun 15 19:13:22 xplt kernel: [301351.553236] audit: type=1400 audit(1529046802.585:247): apparmor="DENIED" operation="ptrace" profile="/usr/lib/firefox/firefox{,[^s][^h]}" pid=24714 comm="firefox" requested_mask="trace" denied_mask="trace" peer="/usr/lib/firefox/firefox{,[^s][^h]}"

Jun 15 19:13:22 xplt kernel: [301351.553259] plugin-containe[16118]: segfault at 0 ip 00007fcdfdaa76af sp 00007ffc1ff03e28 error 6 in[7fcdfb77a000+6111000] Jun 15 19:13:22 xplt snmpd[2334]: error on subcontainer 'ia_addr' insert ...

Fixes: Reported-by: Xav Paice Signed-off-by: John Johansen

Edited by Steve Beattie

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