lemon: An integer overflow exists in the FTS5 https://sqlite.org/fts5.html extension
CVE-2025-7709 is fixed in 7 products on 1 platform, first by lemon 3.45.1-1ubuntu2.5, released September 8, 2025. It is not reported as exploited. Patch Radar priority: Routine.
An integer overflow exists in the FTS5 https://sqlite.org/fts5.html extension. It occurs when the size of an array of tombstone pointers iscalculated and truncated into a 32-bit integer. A pointer to partiallycontrolled data can then be written out of bounds.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| lemon · Ubuntu 24.04.5 LTS (noble) | 3.45.1-1ubuntu2.5 | lemon 3.45.1-1ubuntu2.5 | Sep 8, 2025 |
| lemon · Ubuntu 25.04 (plucky) | 3.46.1-3ubuntu0.3 | lemon 3.46.1-3ubuntu0.3 | Jan 16, 2026 |
| libsqlite3-0 · Ubuntu 24.04.5 LTS (noble) | 3.45.1-1ubuntu2.5 | libsqlite3-0 3.45.1-1ubuntu2.5 | Sep 8, 2025 |
| libsqlite3-0 · Ubuntu 25.04 (plucky) | 3.46.1-3ubuntu0.3 | libsqlite3-0 3.46.1-3ubuntu0.3 | Jan 16, 2026 |
| libsqlite3-ext-csv · Ubuntu 25.04 (plucky) | 3.46.1-3ubuntu0.3 | libsqlite3-ext-csv 3.46.1-3ubuntu0.3 | Jan 16, 2026 |
| libsqlite3-ext-icu · Ubuntu 25.04 (plucky) | 3.46.1-3ubuntu0.3 | libsqlite3-ext-icu 3.46.1-3ubuntu0.3 | Jan 16, 2026 |
| libsqlite3-tcl · Ubuntu 24.04.5 LTS (noble) | 3.45.1-1ubuntu2.5 | libsqlite3-tcl 3.45.1-1ubuntu2.5 | Sep 8, 2025 |
| libsqlite3-tcl · Ubuntu 25.04 (plucky) | 3.46.1-3ubuntu0.3 | libsqlite3-tcl 3.46.1-3ubuntu0.3 | Jan 16, 2026 |
| sqlite3 · Debian 13.5 (trixie) | 3.46.1-7+deb13u1 | DEBIAN-CVE-2025-7709 | Sep 8, 2025 |
| sqlite3 · Debian 14 | 3.46.1-8 | DEBIAN-CVE-2025-7709 | Sep 8, 2025 |
| sqlite3 · Ubuntu 24.04.5 LTS (noble) | 3.45.1-1ubuntu2.5 | sqlite3 3.45.1-1ubuntu2.5 | Sep 8, 2025 |
| sqlite3 · Ubuntu 25.04 (plucky) | 3.46.1-3ubuntu0.3 | sqlite3 3.46.1-3ubuntu0.3 | Jan 16, 2026 |
| sqlite3 · opensuse-leap 15.6 | 3.51.3-150000.3.39.1 | SUSE-SU-2026:1065-1 | Mar 26, 2026 |
| sqlite3 · opensuse-leap 16.0 | 3.51.3-160000.1.1 | OPENSUSE-SU-2026:20513-1 | Apr 10, 2026 |
| sqlite3 · sles 15.7 | 3.51.3-150000.3.39.1 | SUSE-SU-2026:1065-1 | Mar 26, 2026 |
| sqlite3 · sles 16.0 | 3.51.3-160000.1.1 | SUSE-SU-2026:21173-1 | Apr 10, 2026 |
| sqlite3-tools · Ubuntu 24.04.5 LTS (noble) | 3.45.1-1ubuntu2.5 | sqlite3-tools 3.45.1-1ubuntu2.5 | Sep 8, 2025 |
| sqlite3-tools · Ubuntu 25.04 (plucky) | 3.46.1-3ubuntu0.3 | sqlite3-tools 3.46.1-3ubuntu0.3 | Jan 16, 2026 |
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