A NULL pointer dereference flaw was found in GnuTLS. As Nettle's hash update functions internally call memcpy providing zero-length input may cause undefined behavior. This flaw leads to a denial of service after authentication in rare circumstances.
| Reporter | Title | Published | Views | Family All 95 |
|---|---|---|---|---|
 | CVE-2021-4209 | 24 Aug 202216:15 | – | attackerkb |
 | CVE-2021-4209 | 24 Aug 202216:15 | – | alpinelinux |
 | Astra Linux – Vulnerability in gnutls28 | 14 Sep 202612:01 | – | astralinux |
 | Scanvus now supports Vulners and Vulns.io VM Linux vulnerability detection APIs | 30 Dec 202218:03 | – | avleonov |
 | GnuTLS Heap Buffer Overflow DoS | 7 Apr 202200:00 | – | bdu_fstec |
 | CVE-2021-4209 affecting package gnutls 3.6.14-6 | 13 Oct 202200:40 | – | cbl_mariner |
 | USN-5550-1: GnuTLS vulnerabilities | Cloud Foundry | 25 Aug 202200:00 | – | cloudfoundry |
 | CVE-2021-4209 | 24 Aug 202220:22 | – | circl |
 | GnuTLS 代码问题漏洞 | 3 Mar 202200:00 | – | cnnvd |
 | CVE-2021-4209 | 24 Aug 202215:07 | – | cve |
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31 Aug 2022 07:00Current
6.9Medium risk
Vulners AI Score6.9
CVSS 3.16.5
EPSS0.01908