mkvtoolnix/tests/test-560segfaults_issue_1780_part_3.rb

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MP4 reader: fix access beyond end of vector No one guarantees us that the duration map size & number values really sum to no more than the number of sample table entries in the file. Therefore check the current sample table index against the sample table's size before accessing the table. Fixes the following test cases of #1780: explorer:id:000011,sig:11,src:000001,op:flip1,pos:42 explorer:id:000012,sig:11,src:000001,op:flip1,pos:13438 explorer:id:000014,sig:11,src:000001,op:flip1,pos:13457 explorer:id:000030,sig:11,src:000001,op:flip1,pos:13798 explorer:id:000031,sig:11,src:000001,op:flip1,pos:13798 explorer:id:000032,sig:11,src:000001,op:flip1,pos:13798 explorer:id:000063,sig:06,src:000001,op:arith8,pos:13794,val:-13 explorer:id:000083,sig:06,src:000005,op:flip1,pos:3 explorer:id:000097,sig:06,src:000005,op:flip1,pos:13730 explorer:id:000129,sig:06,src:000005,op:flip1,pos:13801 explorer:id:000144,sig:11,src:000005,op:flip2,pos:13866 explorer:id:000231,sig:11,src:000005,op:havoc,rep:16 explorer:id:000261,sig:11,src:000013,op:arith8,pos:13647,val:+7 explorer:id:000318,sig:11,src:000287,op:flip2,pos:13797 explorer:id:000323,sig:06,src:000314,op:flip1,pos:13731 explorer:id:000324,sig:06,src:000314,op:havoc,rep:64 explorer:id:000347,sig:06,src:000426,op:flip1,pos:13797 explorer:id:000353,sig:11,src:000426,op:flip1,pos:13823 explorer:id:000354,sig:11,src:000426,op:flip1,pos:13825 explorer:id:000357,sig:11,src:000426,op:flip2,pos:13825 explorer:id:000358,sig:06,src:000426,op:flip2,pos:13826
2016-09-06 19:59:37 +00:00
#!/usr/bin/ruby -w
# T_560segfaults_issue_1780_part_3
describe "mkvmerge / various test cases for segfaults collected in issue 1780 part 3"
dir = "data/segfaults-assertions/issue-1780"
# "MP4 reader: fix access beyond end of vector"
%w{
explorer:id:000011,sig:11,src:000001,op:flip1,pos:42
explorer:id:000012,sig:11,src:000001,op:flip1,pos:13438
explorer:id:000014,sig:11,src:000001,op:flip1,pos:13457
explorer:id:000030,sig:11,src:000001,op:flip1,pos:13798
explorer:id:000031,sig:11,src:000001,op:flip1,pos:13798
explorer:id:000032,sig:11,src:000001,op:flip1,pos:13798
explorer:id:000063,sig:06,src:000001,op:arith8,pos:13794,val:-13
explorer:id:000083,sig:06,src:000005,op:flip1,pos:3
explorer:id:000097,sig:06,src:000005,op:flip1,pos:13730
explorer:id:000129,sig:06,src:000005,op:flip1,pos:13801
explorer:id:000144,sig:11,src:000005,op:flip2,pos:13866
explorer:id:000231,sig:11,src:000005,op:havoc,rep:16
explorer:id:000261,sig:11,src:000013,op:arith8,pos:13647,val:+7
explorer:id:000318,sig:11,src:000287,op:flip2,pos:13797
explorer:id:000324,sig:06,src:000314,op:havoc,rep:64
explorer:id:000347,sig:06,src:000426,op:flip1,pos:13797
explorer:id:000353,sig:11,src:000426,op:flip1,pos:13823
explorer:id:000354,sig:11,src:000426,op:flip1,pos:13825
explorer:id:000357,sig:11,src:000426,op:flip2,pos:13825
explorer:id:000358,sig:06,src:000426,op:flip2,pos:13826
}.each do |file|
test_merge "#{dir}/#{file}"
end
# The following files cause uninitialized memory to be written and
# consecutive tests to fail:
%w{
explorer:id:000323,sig:06,src:000314,op:flip1,pos:13731
}.each do |file|
test_merge "#{dir}/#{file}", :result_type => :exit_code_string
end