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Avoid bugs in some implementations of dlopen() by avoiding calls to

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dlopen() with a filename argument that exceeds FILENAME_MAX bytes.
[forum:/forumpost/08a0d6d9bf|Forum post 08a0d6d9bf].

FossilOrigin-Name: 01f3877c7172d52225705d2461addc6129fe9cdb04e6f643518fc74bb4b526e4
This commit is contained in:
drh
2021-06-11 12:41:14 +00:00
parent d03d3a9b74
commit cf145047b0
5 changed files with 42 additions and 24 deletions
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2
src/os.c
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@@ -252,6 +252,8 @@ int sqlite3OsFullPathname(
}
#ifndef SQLITE_OMIT_LOAD_EXTENSION
void *sqlite3OsDlOpen(sqlite3_vfs *pVfs, const char *zPath){
assert( zPath!=0 );
assert( strlen(zPath)<=SQLITE_MAX_PATHLEN ); /* tag-20210611-1 */
return pVfs->xDlOpen(pVfs, zPath);
}
void sqlite3OsDlError(sqlite3_vfs *pVfs, int nByte, char *zBufOut){