| Upstream: | released (1.4.22) |
| Ubuntu 8.04 LTS (Hardy Heron): | ignored (reached end-of-life) |
| Ubuntu 10.04 LTS (Lucid Lynx): | needed |
| Ubuntu 11.10 (Oneiric Ocelot): | not-affected (2:1.4.22-1) |
| Ubuntu 12.04 LTS (Precise Pangolin): | not-affected (2:1.4.22-1) |
| Ubuntu 12.10 (Quantal Quetzal): | not-affected (2:1.4.22-1) |
| Ubuntu 13.04 (Raring Ringtail): | not-affected (2:1.4.22-1) |
| Upstream: | http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail/branches/SM-1_4-STABLE/squirrelmail/functions/mime.php?view=patch&r1=14133&r2=14120&pathrev=14133 |