SQLite before 3.25.3 when the FTS3 extension is enabled encounters an integer overflow (and resultant buffer overflow) for FTS3 queries in a "merge" operation that occurs after crafted changes to FTS3 shadow tables allowing remote attackers to execute arbitrary code by leveraging the ability to run arbitrary SQL statements (such as in certain WebSQL use cases). This is a different vulnerability than CVE-2018-20346.

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Integer Overflow

SQLite is vulnerable to integer overflow. An attacker may supply a crafted changes to FTS3 shadow tables, allowing execution arbitrary code by leveraging the ability to run arbitrary SQL statements...

AZL-38458 CVE-2018-20346 affecting package ceph for versions less than 18.2.1-1

SQLite before 3.25.3, when the FTS3 extension is enabled, encounters an integer overflow and resultant buffer overflow for FTS3 queries that occur after crafted changes to FTS3 shadow tables, allowing remote attackers to execute arbitrary code by leveraging the ability to run arbitrary SQL...