CVE-2025-6395
CVE-2025-6395 · Gnutls: null pointer dereference in _gnutls_figure_common_ciphersuite()
This page contains facts from public vulnerability sources. Check the original advisory before updating.
A NULL pointer dereference flaw was found in the GnuTLS software in _gnutls_figure_common_ciphersuite().
CVSS 6.5 · Medium · EPSS 0.8% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
red hat enterprise linux 10
- Versions
- ≥ 0:3.8.9-9.el10_0.14: Not affected (rpm)
No fix published
red hat enterprise linux 8
- Versions
- ≥ 0:3.6.16-8.el8_10.4: Not affected (rpm)
No fix published
red hat enterprise linux 9
- Versions
- ≥ 0:3.8.3-6.el9_6.2: Not affected (rpm)
No fix published
red hat enterprise linux 9.2 update services for sap solutions
- Versions
- ≥ 0:3.7.6-21.el9_2.4: Not affected (rpm)
No fix published
red hat enterprise linux 9.4 extended update support
- Versions
- ≥ 0:3.8.3-4.el9_4.4: Not affected (rpm)
No fix published
red hat ceph storage 7
- Versions
- ≥ 7: Not affected (rpm)
No fix published
red hat discovery 2
- Versions
- ≥ 2.3.0-1760554384: Not affected (rpm)
No fix published
red hat insights proxy 1.5
- Versions
- ≥ 1.5.7-1759331989: Not affected (rpm)
No fix published
red hat enterprise linux 6
No fix published
red hat enterprise linux 7
No fix published
red hat openshift container platform 4
No fix published
gnutls28 Debian:12
- Versions
- 3.7.9-2
- 3.7.9-2+deb12u1
- 3.7.9-2+deb12u2
- 3.7.9-2+deb12u3
- 3.7.9-2+deb12u4
- Affected ranges
- ECOSYSTEM: < 3.7.9-2+deb12u5
Update to 3.7.9-2+deb12u5
gnutls28 Debian:13
- Affected ranges
- ECOSYSTEM: < 3.8.9-3
Update to 3.8.9-3
gnutls28 Debian:14
- Affected ranges
- ECOSYSTEM: < 3.8.9-3
Update to 3.8.9-3
gnutls28 Ubuntu:Pro:20.04:LTS
- Versions
- 3.6.9-5ubuntu1
- 3.6.9-5ubuntu2
- 3.6.10-5
- 3.6.11.1-2
- 3.6.11.1-2ubuntu2
- 3.6.13-2ubuntu1
- 3.6.13-2ubuntu1.1
- 3.6.13-2ubuntu1.2
- 3.6.13-2ubuntu1.3
- 3.6.13-2ubuntu1.6
- 3.6.13-2ubuntu1.7
- 3.6.13-2ubuntu1.8
- 3.6.13-2ubuntu1.9
- 3.6.13-2ubuntu1.10
- 3.6.13-2ubuntu1.11
- 3.6.13-2ubuntu1.12
- Affected ranges
- ECOSYSTEM: < 3.6.13-2ubuntu1.12+esm1
Update to 3.6.13-2ubuntu1.12+esm1
gnutls28 Ubuntu:22.04:LTS
- Versions
- 3.7.1-5ubuntu1
- 3.7.2-2ubuntu1
- 3.7.2-4ubuntu1
- 3.7.2-5ubuntu1
- 3.7.3-4ubuntu1
- 3.7.3-4ubuntu1.1
- 3.7.3-4ubuntu1.2
- 3.7.3-4ubuntu1.3
- 3.7.3-4ubuntu1.4
- 3.7.3-4ubuntu1.5
- 3.7.3-4ubuntu1.6
- Affected ranges
- ECOSYSTEM: < 3.7.3-4ubuntu1.7
Update to 3.7.3-4ubuntu1.7
gnutls28 Ubuntu:Pro:FIPS-preview:22.04:LTS
- Versions
- 3.7.3-4ubuntu1.2+Fips1.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
gnutls28 Ubuntu:Pro:FIPS-updates:22.04:LTS
- Versions
- 3.7.3-4ubuntu1.2+Fips1.1
- 3.7.3-4ubuntu1.3+Fips1.1
- 3.7.3-4ubuntu1.4+Fips1
- 3.7.3-4ubuntu1.5+Fips1
- 3.7.3-4ubuntu1.6+Fips1
- Affected ranges
- ECOSYSTEM: < 3.7.3-4ubuntu1.7+Fips1
Update to 3.7.3-4ubuntu1.7+Fips1
gnutls28 Ubuntu:24.04:LTS
- Versions
- 3.8.1-4ubuntu1
- 3.8.1-4ubuntu6
- 3.8.1-4ubuntu7
- 3.8.3-1ubuntu1
- 3.8.3-1.1ubuntu2
- 3.8.3-1.1ubuntu3
- 3.8.3-1.1ubuntu3.1
- 3.8.3-1.1ubuntu3.2
- 3.8.3-1.1ubuntu3.3
- Affected ranges
- ECOSYSTEM: < 3.8.3-1.1ubuntu3.4
Update to 3.8.3-1.1ubuntu3.4
gnutls28 Ubuntu:Pro:FIPS-updates:24.04:LTS
- Versions
- 3.8.3-1.1ubuntu3.1+Fips1
- Affected ranges
- ECOSYSTEM: < 3.8.3-1.1ubuntu3.4+Fips1
Update to 3.8.3-1.1ubuntu3.4+Fips1
gnutls28 Ubuntu:25.10
- Versions
- 3.8.9-2ubuntu3
- Affected ranges
- ECOSYSTEM: < 3.8.9-3ubuntu1
Update to 3.8.9-3ubuntu1
Original sources
- https://access.redhat.com/errata/RHSA-2025:16115
- https://access.redhat.com/errata/RHSA-2025:16116
- https://access.redhat.com/errata/RHSA-2025:17181
- https://access.redhat.com/errata/RHSA-2025:17348
- https://access.redhat.com/errata/RHSA-2025:17361
- https://access.redhat.com/errata/RHSA-2025:17415
- https://access.redhat.com/errata/RHSA-2025:19088
- https://access.redhat.com/errata/RHSA-2025:22529
- https://access.redhat.com/security/cve/CVE-2025-6395
- https://bugzilla.redhat.com/show_bug.cgi?id=2376755
- https://gitlab.com/gnutls/gnutls/-/issues/1718
- https://lists.gnupg.org/pipermail/gnutls-help/2025-July/004883.html
- https://lists.debian.org/debian-lts-announce/2025/08/msg00005.html
- http://www.openwall.com/lists/oss-security/2025/07/11/3
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://nvd.nist.gov/vuln/detail/CVE-2025-6395