It is not a problem on the surface now,
but internally it causes Buffer Overruns.
(1) commit
fossil commit -m "[$(fossil whatis trunk | grep -P "^artifact" | grep -o "[^
]*$")] " --allow-empty
(2) insert test code and recomile
Index: src/wikiformat.c
==================================================================
--- src/wikiformat.c
+++ src/wikiformat.c
@@ -1113,10 +1113,17 @@
int n;
int rc;
char zLower[UUID_SIZE+1];
char zUpper[UUID_SIZE+1];
n = strlen(zTarget);
+ if (n+1 > sizeof(zLower)){
+ @ <p style="color:red"><b>Error Buffer Overruns:</b>
+ @ n+1 is %d(n+1):
+ @ zLower size%d(sizeof(zLower)).
+ @ UUID_SIZE:%d(UUID_SIZE).
+ @ </p>
+ }
memcpy(zLower, zTarget, n+1);
canonical16(zLower, n+1);
memcpy(zUpper, zLower, n+1);
zUpper[n-1]++;
if( once ){
(3) access web timeline page
Result
Leaf:
Error Buffer Overruns: n+1 is 65: zLower size41. UUID_SIZE:40.
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