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Fencer Intel
medium 5.0

CVE-2014-8564 json

The _gnutls_ecc_ansi_x963_export function in gnutls_ecc.c in GnuTLS 3.x before 3.1.28, 3.2.x before 3.2.20, and 3.3.x before 3.3.10 allows…

published 2014-11-13 11 y ago modified 2026-06-17 4 mo ago also EUVD-2014-8401

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.3%
EPSS 3.3% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

The _gnutls_ecc_ansi_x963_export function in gnutls_ecc.c in GnuTLS 3.x before 3.1.28, 3.2.x before 3.2.20, and 3.3.x before 3.3.10 allows remote attackers to cause a denial of service (out-of-bounds write) via a crafted (1) Elliptic Curve Cryptography (ECC) certificate or (2) certificate signing requests (CSR), related to generating key IDs.

Patch / fix

  • gnutls28 Debian 14, Debian 13, Debian 12 3.3.8-4

debian advisories DEBIAN-CVE-2014-8564

  • gnutls RHEL 7 3.1.18-10.el7_0
  • gnutls-c++ RHEL 7 3.1.18-10.el7_0
  • gnutls-dane RHEL 7 3.1.18-10.el7_0
  • gnutls-utils RHEL 7 3.1.18-10.el7_0

red hat advisories RHSA-2014:1846

  • gnutls openSUSE Tumbleweed 3.4.15-1.1

opensuse advisories openSUSE-SU-2024:10105-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-8564 updated cvss 6.8

gnutls: Heap corruption when generating key ID for ECC (GNUTLS-SA-2014-5)

  • Red Hat Enterprise Linux Client (v. 7) gnutls 3.1.18-10.el7_0, gnutls-dane 3.1.18-10.el7_0, gnutls-utils 3.1.18-10.el7_0 Red Hat Enterprise Linux Client Optional (v. 7) gnutls-c++ 3.1.18-10.el7_0 Red Hat Enterprise Linux ComputeNode (v. 7) gnutls 3.1.18-10.el7_0, gnutls-dane 3.1.18-10.el7_0, gnutls-utils 3.1.18-10.el7_0 Red Hat Enterprise Linux ComputeNode Optional (v. 7) gnutls-c++ 3.1.18-10.el7_0 Red Hat Enterprise Linux Server (v. 7) gnutls 3.1.18-10.el7_0, gnutls-c++ 3.1.18-10.el7_0, gnutls-dane 3.1.18-10.el7_0, gnutls-utils 3.1.18-10.el7_0 Red Hat Enterprise Linux Workstation (v. 7) gnutls 3.1.18-10.el7_0, gnutls-c++ 3.1.18-10.el7_0, gnutls-dane 3.1.18-10.el7_0, gnutls-utils 3.1.18-10.el7_0
    fixed: vendor fix RHSA-2014:1846
  • Red Hat Enterprise Linux 5 gnutls Red Hat Enterprise Linux 6 gnutls, gnutls-guile, gnutls-utils
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.31% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.