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| author | drh <> | 2021-04-30 16:12:40 +0000 |
|---|---|---|
| committer | drh <> | 2021-04-30 16:12:40 +0000 |
| commit | 76baad95f4793ac2b9793e8f820c8c371f3b8fa0 (patch) | |
| tree | 660995e4bdb6ae19c6398cc10dda31da2287d516 /ext/misc/json1.c | |
| parent | 0449f6561f4d8ac50eb09d581958f47f73a17b6e (diff) | |
| download | sqlite-76baad95f4793ac2b9793e8f820c8c371f3b8fa0.tar.gz sqlite-76baad95f4793ac2b9793e8f820c8c371f3b8fa0.zip | |
Guard against a NULL-pointer dereference following OOM in the JSON extension.
FossilOrigin-Name: ea221f3c8e243a5dc4952e510cbe396614a24876bacdc04fb1ebd4127c7ef0d9
Diffstat (limited to 'ext/misc/json1.c')
| -rw-r--r-- | ext/misc/json1.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/misc/json1.c b/ext/misc/json1.c index 76c6e40f8..41ff01db4 100644 --- a/ext/misc/json1.c +++ b/ext/misc/json1.c @@ -299,7 +299,7 @@ static void jsonAppendSeparator(JsonString *p){ */ static void jsonAppendString(JsonString *p, const char *zIn, u32 N){ u32 i; - if( (N+p->nUsed+2 >= p->nAlloc) && jsonGrow(p,N+2)!=0 ) return; + if( zIn==0 || ((N+p->nUsed+2 >= p->nAlloc) && jsonGrow(p,N+2)!=0) ) return; p->zBuf[p->nUsed++] = '"'; for(i=0; i<N; i++){ unsigned char c = ((unsigned const char*)zIn)[i]; |