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TI-2015-07250 Aliases CVE-2015-8805GHSA-pfjj-937g-c323

The ecc_256_modq function in ecc-256.c in Nettle before 3.2 does not properly handle…

Priority MEDIUM 47CWE-310Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat.

Summary

The ecc_256_modq function in ecc-256.c in Nettle before 3.2 does not properly handle carry propagation and produces incorrect output in its implementation of the P-256 NIST elliptic curve, which allows attackers to have unspecified impact via unknown vectors, a different vulnerability than CVE-2015-8803.

Why it matters now

EPSS 0.02814 86th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 6

CPEVersionsRoleVendor
cpe:2.3:a:nettle_project:nettle:*:*:*:*:*:*:*:*up to 3.1.1VulnerableNettle Project
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*14.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*15.10VulnerableCanonical
cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*42.1VulnerableopenSUSE
cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*13.1VulnerableopenSUSE
cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*13.2VulnerableopenSUSE
  • cpe:2.3:a:nettle_project:nettle:*:*:*:*:*:*:*:* Versions up to 3.1.1 Vulnerable ·Nettle Project
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Versions 14.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* Versions 15.10 Vulnerable ·Canonical
  • cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* Versions 42.1 Vulnerable ·openSUSE
  • cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* Versions 13.1 Vulnerable ·openSUSE
  • cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* Versions 13.2 Vulnerable ·openSUSE

Remediation

Red Hat 1 advisory

  • RHSA-2016:2582 Released 2016-11-03 · Red Hat rating Moderate
    nettle security and bug fix update
    • Red Hat Enterprise Linux Client (v. 7) nettle-2.7.1-8.el7
    • Red Hat Enterprise Linux Client Optional (v. 7) nettle-devel-2.7.1-8.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) nettle-2.7.1-8.el7
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) nettle-devel-2.7.1-8.el7
    • Red Hat Enterprise Linux Server (v. 7) nettle-2.7.1-8.el7, nettle-2.7.1-8.el7.ppc, nettle-devel-2.7.1-8.el7 +1
    • Red Hat Enterprise Linux Workstation (v. 7) nettle-2.7.1-8.el7, nettle-devel-2.7.1-8.el7

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2016:2582
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2016:2582
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2016:2582
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2016:2582
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2016:2582
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2016:2582

Timeline

  1. 2026-10-02 Threatist record created from CVE-2015-8805
  2. 2026-10-03 Alias added: GHSA-pfjj-937g-c323

References

Patch 1

Advisory 5

Other 3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences