Use after free in sqlite
Priority LOW 26CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.
Summary
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.
Why it matters now
EPSS 0.00654 51st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | sqlite | sqlite 3.34.1 | — | No fix listed | CNA |
- sqlite Vendor— Affected sqlite 3.34.1 Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sqlite:sqlite:*:*:*:*:*:*:*:* | 3.33.0 to before 3.34.1 | Vulnerable | SQLite |
| cpe:2.3:a:oracle:communications_network_charging_and_control:*:*:*:*:*:*:*:* | 12.0.1.0 – 12.0.4.0.0 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:communications_network_charging_and_control:6.0.1:*:*:*:*:*:*:* | 6.0.1 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:enterprise_manager_for_oracle_database:13.4.0.0:*:*:*:*:*:*:* | 13.4.0.0 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:jd_edwards_enterpriseone_tools:*:*:*:*:*:*:*:* | before 9.2.6.0 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:mysql_workbench:*:*:*:*:*:*:*:* | up to 8.0.26 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:outside_in_technology:8.5.5:*:*:*:*:*:*:* | 8.5.5 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:* | 8.8 | Vulnerable | Oracle |
- cpe:2.3:a:sqlite:sqlite:*:*:*:*:*:*:*:* Versions 3.33.0 to before 3.34.1 Vulnerable ·SQLite
- cpe:2.3:a:oracle:communications_network_charging_and_control:*:*:*:*:*:*:*:* Versions 12.0.1.0 – 12.0.4.0.0 Vulnerable ·Oracle
- cpe:2.3:a:oracle:communications_network_charging_and_control:6.0.1:*:*:*:*:*:*:* Versions 6.0.1 Vulnerable ·Oracle
- cpe:2.3:a:oracle:enterprise_manager_for_oracle_database:13.4.0.0:*:*:*:*:*:*:* Versions 13.4.0.0 Vulnerable ·Oracle
- cpe:2.3:a:oracle:jd_edwards_enterpriseone_tools:*:*:*:*:*:*:*:* Versions before 9.2.6.0 Vulnerable ·Oracle
- cpe:2.3:a:oracle:mysql_workbench:*:*:*:*:*:*:*:* Versions up to 8.0.26 Vulnerable ·Oracle
- cpe:2.3:a:oracle:outside_in_technology:8.5.5:*:*:*:*:*:*:* Versions 8.5.5 Vulnerable ·Oracle
- cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:* Versions 8.8 Vulnerable ·Oracle
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 4 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2021-20227
- 2026-10-03 Alias added: GHSA-w586-cvch-p9ch
- 2026-10-16 EPSS moved to the 50th–90th percentile
References
Patch 3
Sources
- CVE-2021-20227 · CVE Program
- CVE-2021-20227 · NVD
- FIRST EPSS
- GHSA-w586-cvch-p9ch · GitHub Advisory Database · CC BY 4.0
- CVE-2021-20227 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences