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Prevent potential segfault in the sqlite-expert idxPopulateStat1 context cleanup code.

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FossilOrigin-Name: c24f13448b5a55f45b4d4786a878fa73fe3395b5724f3bc2eea22e5e2b074353
This commit is contained in:
mistachkin 2020-12-02 20:07:49 +00:00
parent 64f1ef6abd
commit 4338000d47
3 changed files with 13 additions and 11 deletions
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8
ext/expert/sqlite3expert.c
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@ -1721,10 +1721,12 @@ static int idxPopulateStat1(sqlite3expert *p, char **pzErr){
idxFinalize(&rc, pIndexXInfo);
idxFinalize(&rc, pWrite);
for(i=0; i<pCtx->nSlot; i++){
sqlite3_free(pCtx->aSlot[i].z);
if( pCtx ){
for(i=0; i<pCtx->nSlot; i++){
sqlite3_free(pCtx->aSlot[i].z);
}
sqlite3_free(pCtx);
}
sqlite3_free(pCtx);
if( rc==SQLITE_OK ){
rc = sqlite3_exec(p->dbm, "ANALYZE sqlite_schema", 0, 0, 0);

14
manifest
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@ -1,5 +1,5 @@
C Allow\sa\ssearch\sfor\san\sN\scharacter\sprefix\sin\sfts5\sto\suse\sa\sprefix\sindex\sof\ssize\sN+1,\sif\sno\sprefix\sindex\sof\ssize\sN\sexists.
D 2020-12-02T19:08:15.960
C Prevent\spotential\ssegfault\sin\sthe\ssqlite-expert\sidxPopulateStat1\scontext\scleanup\scode.
D 2020-12-02T20:07:49.067
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -51,7 +51,7 @@ F ext/async/sqlite3async.h 46b47c79357b97ad85d20d2795942c0020dc20c532114a4980828
F ext/expert/README.md b321c2762bb93c18ea102d5a5f7753a4b8bac646cb392b3b437f633caf2020c3
F ext/expert/expert.c d548d603a4cc9e61f446cc179c120c6713511c413f82a4a32b1e1e69d3f086a4
F ext/expert/expert1.test dba6e752cc701621771f925f3872b183fa688f7b4a9f4822631fc02bdbffc45a
F ext/expert/sqlite3expert.c 2778d9f06b3a8bfa859cb6b75b82f004477bf5dd78edd17d954319750ca963f3
F ext/expert/sqlite3expert.c 216e250acc54b8aaa9ff5c1e1b2256788abc3994dd1d757626102718122e6a91
F ext/expert/sqlite3expert.h ca81efc2679a92373a13a3e76a6138d0310e32be53d6c3bfaedabd158ea8969b
F ext/expert/test_expert.c d56c194b769bdc90cf829a14c9ecbc1edca9c850b837a4d0b13be14095c32a72
F ext/fts1/README.txt 20ac73b006a70bcfd80069bdaf59214b6cf1db5e
@ -1887,7 +1887,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P d330bf0c02e67f70f49496e4b1e484bb4e876622becc6a062b2aefbd585d0117
R f01d1880d7623e5e268039319f8ab01a
U dan
Z c03fc1ff589c028c9b59c035c598373d
P 78a7801d8fc9e58a62e5168e35b52b7440340549123fc6a537e2abd571f6fe7b
R 0dc0314b410c18e6ec4d64c3768bbb3e
U mistachkin
Z 5b4a67e54f42477a3294e08cc064af19

2
manifest.uuid
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@ -1 +1 @@
78a7801d8fc9e58a62e5168e35b52b7440340549123fc6a537e2abd571f6fe7b
c24f13448b5a55f45b4d4786a878fa73fe3395b5724f3bc2eea22e5e2b074353