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Fix a potential problem RCStr access on a JsonString object that is not

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really and RCStr.  Fuzzer/UBSAN find.

FossilOrigin-Name: d2f2174ce2cc89606034e158149a2d05fc3627ec4d5cdb772add7a2250f29d78
This commit is contained in:
drh 2023-12-08 14:54:22 +00:00
parent 9d2446dc13
commit 2a27be2107
3 changed files with 9 additions and 9 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Fix\sa\sharmless\scompiler\swarning\sabout\s"confusing\sindentation".
D 2023-12-08T12:58:41.690
C Fix\sa\spotential\sproblem\sRCStr\saccess\son\sa\sJsonString\sobject\sthat\sis\snot\nreally\sand\sRCStr.\s\sFuzzer/UBSAN\sfind.
D 2023-12-08T14:54:22.333
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F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -696,7 +696,7 @@ F src/hash.h 3340ab6e1d13e725571d7cee6d3e3135f0779a7d8e76a9ce0a85971fa3953c51
F src/hwtime.h f9c2dfb84dce7acf95ce6d289e46f5f9d3d1afd328e53da8f8e9008e3b3caae6
F src/in-operator.md 10cd8f4bcd225a32518407c2fb2484089112fd71
F src/insert.c 3f0a94082d978bbdd33c38fefea15346c6c6bffb70bc645a71dc0f1f87dd3276
F src/json.c 3d64e42894afcda2efe8b112e8e2accd66fbeb150d7b1a073f20fc4a232faa37
F src/json.c 0b92947cc3762e10f0c9afb5b3f42df3ac60bf0bae3ceb9751a0f0f5c3cab219
F src/legacy.c d7874bc885906868cd51e6c2156698f2754f02d9eee1bae2d687323c3ca8e5aa
F src/loadext.c 7432c944ff197046d67a1207790a1b13eec4548c85a9457eb0896bb3641dfb36
F src/main.c 1b89f3de98d1b59fec5bac1d66d6ece21f703821b8eaa0d53d9604c35309f6f9
@ -2153,8 +2153,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
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U drh
Z 0b5b9f54c9d3f54a21578c1d32159a58
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# Remove this line to create a well-formed Fossil manifest.

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@ -1 +1 @@
34f9e9a8c4bea13f60f43062e25cd7d9422f2e7f5b371ed0ddadc9abeb3ca256
d2f2174ce2cc89606034e158149a2d05fc3627ec4d5cdb772add7a2250f29d78

4
src/json.c
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@ -4115,7 +4115,7 @@ static void jsonArrayCompute(sqlite3_context *ctx, int isFinal){
}else if( flags & JSON_BLOB ){
jsonReturnStringAsBlob(pStr);
if( isFinal ){
sqlite3RCStrUnref(pStr->zBuf);
if( !pStr->bStatic ) sqlite3RCStrUnref(pStr->zBuf);
}else{
pStr->nUsed--;
}
@ -4235,7 +4235,7 @@ static void jsonObjectCompute(sqlite3_context *ctx, int isFinal){
}else if( flags & JSON_BLOB ){
jsonReturnStringAsBlob(pStr);
if( isFinal ){
sqlite3RCStrUnref(pStr->zBuf);
if( !pStr->bStatic ) sqlite3RCStrUnref(pStr->zBuf);
}else{
pStr->nUsed--;
}