[Bug 1931602] [NEW] [apparmor] Segfault in logss with apparmor enabled

Dariusz Gadomski 1931602 at bugs.launchpad.net
Thu Jun 10 15:26:45 UTC 2021


Public bug reported:

[Impact]

 * With apparmor enabled (and usr.bin.firefox in enforce mode) there is
a crash happening every time right after launching Firefox.

[Test Plan]

 * sudo aa-enforce /etc/apparmor.d/usr.bin.firefox

 * launch Firefox

 * See a similar segfault reported in the syslog:
Jun 10 17:25:40 ubuntu kernel: [   86.775837] firefox[1765]: segfault at 0 ip 00007f724dd06384 sp 00007fffa7aec450 error 6 in libxul.so[7f724a483000+53b2000]
Jun 10 17:25:40 ubuntu kernel: [   86.775843] Code: 00 0f 1f 44 00 00 50 80 3d f8 56 4c 04 00 74 02 58 c3 c6 05 ed 56 4c 04 01 48 8d 05 24 2c fa 02 48 8b 0d 77 f0 3a 04 48 89 01 <c7> 04 25 00 00 00 00 8d 01 00 00 e8 74 63 78 fc 66 2e 0f 1f 84 00

[Where problems could occur]

[Other Info]

** Affects: firefox (Ubuntu)
     Importance: Medium
         Status: New

** Affects: firefox (Ubuntu Focal)
     Importance: Undecided
         Status: New


** Tags: sts

** Also affects: firefox (Ubuntu Focal)
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/1931602

Title:
  [apparmor] Segfault in logss with apparmor enabled

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