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Fix the use of an uninitialized value that occurs when doing a json_insert()

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of a string value that contains embedded U+0000 characters.

FossilOrigin-Name: fc5ee9e51ad4556af526a6cefca5ae5a3b1b7affc4edf09832491d6b4f4ba366
This commit is contained in:
drh
2023-10-11 17:21:16 +00:00
parent 86db4555ca
commit 7d1c9da62d
4 changed files with 15 additions and 10 deletions
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6
src/json.c
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@@ -4756,11 +4756,13 @@ static void jsonReplaceNode(
break;
}
if( sqlite3_value_subtype(pValue)!=JSON_SUBTYPE ){
char *zCopy = sqlite3DbStrDup(0, z);
char *zCopy = sqlite3_malloc64( n+1 );
int k;
if( zCopy ){
memcpy(zCopy, z, n);
zCopy[n] = 0;
jsonParseAddCleanup(p, sqlite3_free, zCopy);
}else{
}else{
p->oom = 1;
sqlite3_result_error_nomem(pCtx);
}