| Name | CVE-2021-20227 |
| Description | A flaw was found in SQLite's SELECT query functionality (src/select.c). This flaw allows an attacker who is capable of running SQL queries locally on the SQLite database to cause a denial of service or possible code execution by triggering a use-after-free. The highest threat from this vulnerability is to system availability. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| sqlite (PTS) | buster | 2.8.17-15 | fixed |
| buster (security) | 2.8.17-15+deb10u1 | fixed |
| sqlite3 (PTS) | buster | 3.27.2-3+deb10u1 | fixed |
| buster (security) | 3.27.2-3+deb10u2 | fixed |
| bullseye | 3.34.1-3 | fixed |
| bookworm | 3.40.1-2 | fixed |
| sid, trixie | 3.43.1-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| sqlite | source | (unstable) | (not affected) | | | |
| sqlite3 | source | stretch | (not affected) | | | |
| sqlite3 | source | buster | (not affected) | | | |
| sqlite3 | source | (unstable) | 3.34.1-1 | | | |
Notes
[buster] - sqlite3 <not-affected> (Introduced in 3.33)
[stretch] - sqlite3 <not-affected> (Introduced in 3.33)
- sqlite <not-affected> (Introduced in 3.33)
https://bugzilla.redhat.com/show_bug.cgi?id=1924886
https://sqlite.org/src/info/30a4c323650cc949
Patch: https://github.com/sqlite/sqlite/commit/f39168e468af3b1d6b6d37efdcb081eced6724b2
Introduced in https://github.com/sqlite/sqlite/commit/896366282dae3789fb277c2dad8660784a0895a3