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When setting an sqlite3_value object to a pointer value, make sure any prior

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memory allocations associated with that object have been cleared first.
dbsqlfuzz 33f842d1a09afaad5f078c3e1162a54b78e5f2ab.

FossilOrigin-Name: 31e1bde4b20bec4242b4101adad29bfa85648ea703d6e8c5c75e8c49b54a3a0f
This commit is contained in:
drh 2022-03-04 16:28:24 +00:00
parent 07559b2716
commit 6f9d68817c
3 changed files with 8 additions and 7 deletions
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@ -1,5 +1,5 @@
C Restore\sthe\sability\sto\spush-down\sOR\ssubterms\sof\sthe\sWHERE\sclause\swhen\nprocessing\sa\smulti-index\sOR.
D 2022-03-03T19:40:21.148
C When\ssetting\san\ssqlite3_value\sobject\sto\sa\spointer\svalue,\smake\ssure\sany\sprior\nmemory\sallocations\sassociated\swith\sthat\sobject\shave\sbeen\scleared\sfirst.\ndbsqlfuzz\s33f842d1a09afaad5f078c3e1162a54b78e5f2ab.
D 2022-03-04T16:28:24.220
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F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -630,7 +630,7 @@ F src/vdbeInt.h 8dd91427155a38ec06e9ecbde07e33f21bc02e101625191e7613f883e379a363
F src/vdbeapi.c 1c80efbe51118bbecc7279023e75d18edcfa4b3dc441287e1718ee70ad594f58
F src/vdbeaux.c 280383a4c7fc567e30266cf72bb5031c252bc4cbc1a80d4e1461d77c4bd01547
F src/vdbeblob.c 5e61ce31aca17db8fb60395407457a8c1c7fb471dde405e0cd675974611dcfcd
F src/vdbemem.c ff564b58f49a9e982414c8ecde99e416eff939e7cbb0333aa976610430fd8038
F src/vdbemem.c 57fceb4ed6aac960e9517c963dc0668189e8b7c8e6216d257030a2f5e9a583df
F src/vdbesort.c 43756031ca7430f7aec3ef904824a7883c4ede783e51f280d99b9b65c0796e35
F src/vdbetrace.c fe0bc29ebd4e02c8bc5c1945f1d2e6be5927ec12c06d89b03ef2a4def34bf823
F src/vdbevtab.c f99b275366c5fc5e2d99f734729880994ab9500bdafde7fae3b02d562b9d323c
@ -1944,8 +1944,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
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U drh
Z 721c2ad23ec3a940469fd54f5a97ae6c
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# Remove this line to create a well-formed Fossil manifest.

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@ -1 +1 @@
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src/vdbemem.c
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@ -924,6 +924,7 @@ void sqlite3VdbeMemSetPointer(
void (*xDestructor)(void*)
){
assert( pMem->flags==MEM_Null );
vdbeMemClear(pMem);
pMem->u.zPType = zPType ? zPType : "";
pMem->z = pPtr;
pMem->flags = MEM_Null|MEM_Dyn|MEM_Subtype|MEM_Term;