CVE-2021-20227
Published: 5 February 2021
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.
Notes
| Author | Note |
|---|---|
| mdeslaur | per upstream commit, this was introduced by the following check-in: https://sqlite.org/src/info/6e6b3729e0549de0 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
sqlite Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Not vulnerable
(code not present)
|
|
| groovy |
Not vulnerable
(code not present)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| upstream |
Needs triage
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
sqlite3 Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Not vulnerable
(code not present)
|
|
| groovy |
Released
(3.33.0-1ubuntu0.1)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| upstream |
Released
(3.41.1)
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
Patches: upstream: https://sqlite.org/src/info/30a4c323650cc949 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |