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0025860: Buffer overrun in TopTools_ShapeSet::Read

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Avoid out of array bounds read/write.
This commit is contained in:
msv 2015-03-02 16:06:30 +03:00 committed by bugmaster
parent 1a75746e71
commit 5149c3f34b
1 changed files with 5 additions and 2 deletions
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5
src/TopTools/TopTools_ShapeSet.cxx
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@ -612,8 +612,11 @@ void TopTools_ShapeSet::Read(Standard_IStream& IS)
//if(pm = strchr(vers,'\r'))
// *pm ='\0';
for (Standard_Size lv = (strlen(vers)- 1); lv > 1 && (vers[lv] == '\r' || vers[lv] == '\n') ;lv--)
Standard_Size lv = strlen(vers);
if (lv > 0) {
for (lv--; lv > 0 && (vers[lv] == '\r' || vers[lv] == '\n') ;lv--)
vers[lv] = '\0';
}
} while ( ! IS.fail() && strcmp(vers,Version) && strcmp(vers,Version2) );
if (IS.fail()) {