I'm on Mac OS X 10.5.8 running Flash Player 10,0,32,18. Flash Player is dumping giant amounts of error logging into the system log (stuff like "bit length overflow" and "code 0 bits 6->7"). Here's a tiny sampling:

Oct 14 13:09:41 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:09:41 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 6 bits 6->7
Oct 14 13:09:41 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:09:41 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 5 bits 6->7
Oct 14 13:09:55 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:09:55 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 6 bits 6->7
Oct 14 13:09:55 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:09:55 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 5 bits 6->7
Oct 14 13:09:55 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:09:55 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 0 bits 6->7
Oct 14 13:10:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:10:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 4 bits 6->7
Oct 14 13:10:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:10:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 12 bits 6->7
Oct 14 13:10:20 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:10:20 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 6 bits 6->7
Oct 14 13:10:20 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:10:20 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 5 bits 6->7
Oct 14 13:10:21 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:10:21 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 0 bits 6->7
Oct 14 13:10:21 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:10:21 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 12 bits 6->7
Oct 14 13:10:31 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:10:31 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 7 bits 6->7
Oct 14 13:10:31 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:10:31 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 12 bits 6->7
Oct 14 13:11:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:11:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 3 bits 6->7
Oct 14 13:11:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:11:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 4 bits 6->7
Oct 14 13:11:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:11:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 3 bits 7->6
Oct 14 13:11:06 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 4 bits 5->6
Oct 14 13:11:07 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:11:07 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 3 bits 6->7
Oct 14 13:11:07 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:11:07 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 3 bits 6->7
Oct 14 13:11:15 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:11:15 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 3 bits 6->7
Oct 14 13:11:26 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow
Oct 14 13:11:26 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 7 bits 6->7
Oct 14 13:11:26 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 0 bits 4->5
Oct 14 13:11:26 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 14 bits 4->5
Oct 14 13:11:26 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 10 bits 5->4
Oct 14 13:11:26 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: code 4 bits 5->4
Oct 14 13:11:26 thorst-2 [0x0-0x58058].com.adobe.flash-10.0[2416]: bit length overflow

Any ideas on what this may be about?