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CVE-2021-20232 Details
Description
A flaw was found in gnutls. A use after free issue in client_send_params in lib/ext/pre_shared_key.c may lead to memory corruption and other potential consequences.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Dec 3, 2025Exploitation: NoneAutomatable: YesTechnical Impact: Total
References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| gnu gnutls | >= 3.6.3, < 3.7.1 |
CPE
Remediation
| |
| redhat enterprise linux | 8.0 |
CPE
Remediation
| |
| fedoraproject fedora | 34 |
CPE
Remediation
| |
Change History
18 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Dec 3, 2025 | CVE Modified | CISA-ADP |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Nov 7, 2023 | CVE Modified | [email protected] |
| May 17, 2021 | Reanalysis | [email protected] |
| May 12, 2021 | Modified Analysis | [email protected] |
| Apr 30, 2021 | CVE Modified | [email protected] |
| Apr 29, 2021 | CVE Modified | [email protected] |
| Apr 26, 2021 | CVE Modified | [email protected] |
| Apr 25, 2021 | CVE Modified | [email protected] |
| Apr 23, 2021 | CVE Modified | [email protected] |
| Apr 18, 2021 | CVE Modified | [email protected] |
| Apr 16, 2021 | CVE Modified | [email protected] |
| Apr 14, 2021 | CVE Modified | [email protected] |
| Mar 24, 2021 | CVE Modified | [email protected] |
| Mar 19, 2021 | Initial Analysis | [email protected] |