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.
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Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-24. NVD baseline CVSS 9.8; sources differ by 0.0.
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.
March 12, 2021
December 3, 2025
Affected: Red Hat Enterprise Linux 8
https://bugzilla.redhat.com/show_bug.cgi?id=1922275| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | libgnutls-openssl27 (3.6.13-2ubuntu1.6) @ focal | 2026-05-26 | ubuntu |
| redhat | nettle-0:3.4.1-7.el8 | 2021-11-09 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
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Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
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.
RHSA-2021:4451 — Moderate
GnuTLS vulnerabilities
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msrc · redhat
CWE-416