VDB

CVE-2025-6395

CVE-2025-6395 PUBLISHED CVSS 6.5 MEDIUM

Gnutls: null pointer dereference in _gnutls_figure_common_ciphersuite()

Reported by redhat · Published July 10, 2025

A NULL pointer dereference flaw was found in the GnuTLS software in _gnutls_figure_common_ciphersuite().

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

PackageEcosystemFixed in
gnutls-c++Amazon Linux3.8.3-8.amzn2023.0.1
gnutlsAmazon Linux3.8.3-8.amzn2023.0.1
gnutls-utilsAmazon Linux3.8.3-8.amzn2023.0.1

Risk scores

CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H

Affected products

VendorProductVersions
0
Red HatRed Hat Enterprise Linux 100:3.8.9-9.el10_0.14
Red HatRed Hat Enterprise Linux 80:3.6.16-8.el8_10.4
Red HatRed Hat Enterprise Linux 80:3.6.16-8.el8_10.4
Red HatRed Hat Enterprise Linux 90:3.8.3-6.el9_6.2
Red HatRed Hat Enterprise Linux 90:3.8.3-6.el9_6.2
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions0:3.7.6-21.el9_2.4
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support0:3.8.3-4.el9_4.4
Red HatRed Hat Ceph Storage 77
Red HatRed Hat Discovery 22.3.0-1760554384
Red HatRed Hat Insights proxy 1.51.5.7-1759331989
Red HatRed Hat Enterprise Linux 6
Red HatRed Hat Enterprise Linux 7
Red HatRed Hat OpenShift Container Platform 4
Red HatRed Hat OpenShift Container Platform 4
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP3.1.5
Red HatRed Hat OpenShift Container Platform 4
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions0:3.7.6-21.el9_2.4
Red HatRed Hat Enterprise Linux 90:3.8.3-6.el9_6.2
amazon:2023gnutls-c++0

…and 18 more

Timeline

  • Jul 9, 2025 CVE Published
  • Jul 11, 2025 EPSS Score (30 in total, the first dated here)
  • Dec 5, 2025 PoC Published (7 in total, the first dated here)
  • Mar 17, 2026 Security Advisory (20 in total, the first dated here)
  • Mar 26, 2026 Coalition ESS Score (2 in total, the first dated here)
  • Oct 6, 2026 Distribution Patch (14 in total, the first dated here)

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln CVE-2025-6395
vulnetix vdb fixes CVE-2025-6395

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/CVE-2025-6395/fixes/registry"

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References

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