abrt version: 1.1.13
architecture: x86_64
Attached file: backtrace
cmdline: /usr/bin/gtk-gnash -u http://s.ytimg.com/yt/swf/watch-vfl184368.swf -U http://www.youtube.com/watch?v=nzIXQEtxK-s&feature=featured -x 16778853 -j 640 -k 391 -F 64:65 -P allowfullscreen=true -P allowscriptaccess=always -P bgcolor=#000000 -P flashvars=rv.7.length_seconds=219&rv.2.thumbnailUrl=http%3A%2F%2Fi4.ytimg.com%2Fvi%2FSd2pToBOfWs%2Fdefault.jpg&rv.0.url=http%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DctBZBO_LTl4&rv.0.view_count=362&enablecsi=1&rv.2.title=UN%20Humanitarian%20Official%20on%20Global%20Effort%20to%20Aid%20Pakistan%20Flood%20Victims&rv.6.author=shabbirh&rv.3.view_count=309&rv.0.length_seconds=59&rv.4.thumbnailUrl=http%3A%2F%2Fi4.ytimg.com%2Fvi%2F_vexN8mmF_Q%2Fdefault.jpg&fmt_url_map=35%7Chttp%3A%2F%2Fv14.lscache2.c.youtube.com%2Fvideoplayback%3Fip%3D0.0.0.0%26sparams%3Did%252Cexpire%252Cip%252Cipbits%252Citag%252Calgorithm%252Cburst%252Cfactor%252Coc%253AU0dXR1ZRUF9FSkNNN19OS1RB%26algorithm%3Dthrottle-factor%26itag%3D35%26ipbits%3D0%26burst%3D40%26sver%3D3%26expire%3D1282662000%26key%3Dyt1%26signature%3DD50E3BC84D874BBAB4A73FAF966BE00C90BA4093.B2DCB316DBB42ABF57545CC26CAB1BBF97EE0D88%26factor%3D1.25%26id%3D9f3217404b712beb%2C34%7Chttp%3A%2F%2Fv21.lscache7.c.youtube.com%2Fvideoplayback%3Fip%3D0.0.0.0%26sparams%3Did%252Cexpire%252Cip%252Cipbits%252Citag%252Calgorithm%252Cburst%252Cfactor%252Coc%253AU0dXR1ZRUF9FSkNNN19OS1RB%26algorithm%3Dthrottle-factor%26itag%3D34%26ipbits%3D0%26burst%3D40%26sver%3D3%26expire%3D1282662000%26key%3Dyt1%26signature%3D2F68515EE0423853A7592DF25860A735C4A088D7.8FE553F3ED29502947EAB8DA5017165E931102E2%26factor%3D1.25%26id%3D9f3217404b712beb%2C5%7Chttp%3A%2F%2Fv4.lscache3.c.youtube.com%2Fvideoplayback%3Fip%3D0.0.0.0%26sparams%3Did%252Cexpire%252Cip%252Cipbits%252Citag%252Calgorithm%252Cburst%252Cfactor%252Coc%253AU0dXR1ZRUF9FSkNNN19OS1RB%26algorithm%3Dthrottle-factor%26itag%3D5%26ipbits%3D0%26burst%3D40%26sver%3D3%26expire%3D1282662000%26key%3Dyt1%26signature%3DA2A405157301C09B015EA2FEBF8287688FF868F2.91CDA42712B5035B0BFAB95C3009276966282B97%26factor%3D1.25%26id%3D9f3217404b712
component: gnash
crash_function: swap
executable: /usr/bin/gtk-gnash
kernel: 2.6.35.2-9.fc14.x86_64
package: gnash-1:0.8.8-1.fc14
rating: 4
reason: Process /usr/bin/gtk-gnash was killed by signal 11 (SIGSEGV)
release: Fedora release 14 (Laughlin)
time: 1282638596
uid: 501

How to reproduce
-----
I went to http://youtube.com and tried to play any of the featured videos. gnash crashed always.