CVE-2021-4209 (GCVE-0-2021-4209)

Vulnerability from cvelistv5 – Published: 2022-08-24 15:07 – Updated: 2024-08-03 17:16
VLAI?
Summary
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.
Severity ?
No CVSS data available.
CWE
  • CWE-476 - - NULL Pointer Dereference
Assigner
References
Impacted products
Vendor Product Version
n/a GnuTLS Affected: Fixed in gnutls v3.7.3
Show details on NVD website
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