0004797: Out-of-bounds array access

ID	Project	Category	View Status	Date Submitted	Last Update

0004797	ardour	bugs	public	2012-03-27 23:37	2020-04-19 20:16

Reporter	ahurst	Assigned To	cth103
Priority	normal	Severity	major	Reproducibility	have not tried
Status	closed	Resolution	fixed
Product Version	3.0-beta3
Target Version	3.0

Summary	0004797: Out-of-bounds array access
Description	High impact static analysis bug: An array is accessed out-of-bounds at libs/ardour/transient_detector.cc:155. The final iteration through the loop will access beyond the end of the array.
Additional Information	132 int buff_size = 1024; 133 int step_size = 64; 134 135 data = new Sample[buff_size]; 136 ... 152 for (int j = 0; j < buff_size;){ 153 154 Sample s = abs (data[j]); *** Overrunning dynamic array "data" of size 4096 bytes at position 4348 with index variable "j + step_size". 155 Sample s2 = abs (data[j + step_size]); ... 163 j = j + step_size; 164 }
Tags	No tags attached.

Date Modified	Username	Field	Change
2012-03-27 23:37	ahurst	New Issue
2012-03-28 12:24	cth103	cost	=> 0.00
2012-03-28 12:24	cth103	Target Version	=> 3.0 beta4
2012-04-01 14:58	cth103	Note Added: 0013055
2012-04-01 14:58	cth103	Status	new => resolved
2012-04-01 14:58	cth103	Resolution	open => fixed
2012-04-01 14:58	cth103	Assigned To	=> cth103
2012-05-23 15:08	cth103	Target Version	3.0 beta4 => 3.0
2020-04-19 20:16	system	Note Added: 0023009
2020-04-19 20:16	system	Status	resolved => closed

cth103 2012-04-01 14:58 administrator ~0013055	Fixed in SVN 11772.

system 2020-04-19 20:16 developer ~0023009	Issue has been closed automatically, by Trigger Close Plugin. Feel free to re-open with additional information if you think the issue is not resolved.