CVE-2026-47895
In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed.
CVE-2026-47895 is fixed in 15 products on 1 platform, first by charon-cmd 6.0.4-1ubuntu3.1, released June 8, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.5
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0042
36th percentile
In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| charon-cmd · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | charon-cmd 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| charon-cmd · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | charon-cmd 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| charon-cmd · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | charon-cmd 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| charon-cmd · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | charon-cmd 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| charon-systemd · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | charon-systemd 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| charon-systemd · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | charon-systemd 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| charon-systemd · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | charon-systemd 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| charon-systemd · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | charon-systemd 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| libcharon-extauth-plugins · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | libcharon-extauth-plugins 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| libcharon-extauth-plugins · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | libcharon-extauth-plugins 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| libcharon-extauth-plugins · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | libcharon-extauth-plugins 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| libcharon-extauth-plugins · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | libcharon-extauth-plugins 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| libcharon-extra-plugins · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | libcharon-extra-plugins 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| libcharon-extra-plugins · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | libcharon-extra-plugins 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| libcharon-extra-plugins · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | libcharon-extra-plugins 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| libcharon-extra-plugins · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | libcharon-extra-plugins 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| libstrongswan · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | libstrongswan 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| libstrongswan · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | libstrongswan 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| libstrongswan · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | libstrongswan 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| libstrongswan · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | libstrongswan 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| libstrongswan-extra-plugins · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | libstrongswan-extra-plugins 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| libstrongswan-extra-plugins · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | libstrongswan-extra-plugins 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| libstrongswan-extra-plugins · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | libstrongswan-extra-plugins 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| libstrongswan-extra-plugins · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | libstrongswan-extra-plugins 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| libstrongswan-standard-plugins · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | libstrongswan-standard-plugins 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| libstrongswan-standard-plugins · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | libstrongswan-standard-plugins 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| libstrongswan-standard-plugins · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | libstrongswan-standard-plugins 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| libstrongswan-standard-plugins · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | libstrongswan-standard-plugins 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| strongswan · Debian 12.15 (bookworm) | 5.9.8-5+deb12u5 | DEBIAN-CVE-2026-47895 | Jun 24, 2026 |
| strongswan · Debian 13.5 (trixie) | 6.0.1-6+deb13u6 | DEBIAN-CVE-2026-47895 | Jun 24, 2026 |
| strongswan · Debian 14 | 6.0.7-1 | DEBIAN-CVE-2026-47895 | Jun 24, 2026 |
| strongswan · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | strongswan 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| strongswan · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | strongswan 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| strongswan · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | strongswan 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| strongswan · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | strongswan 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| strongswan · opensuse-leap 16.0 | 6.0.6-160000.2.1 | OPENSUSE-SU-2026:21092-1 | Jun 18, 2026 |
| strongswan · sles 15.7 | 5.9.14-150700.3.21.2 | SUSE-SU-2026:4115-1 | Sep 9, 2026 |
| strongswan · sles 16.0 | 6.0.6-160000.2.1 | SUSE-SU-2026:22168-1 | Jun 18, 2026 |
| strongswan-charon · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | strongswan-charon 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| strongswan-charon · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | strongswan-charon 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| strongswan-charon · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | strongswan-charon 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| strongswan-charon · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | strongswan-charon 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| strongswan-libcharon · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | strongswan-libcharon 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| strongswan-libcharon · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | strongswan-libcharon 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| strongswan-libcharon · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | strongswan-libcharon 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| strongswan-libcharon · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | strongswan-libcharon 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| strongswan-nm · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | strongswan-nm 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| strongswan-nm · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | strongswan-nm 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| strongswan-nm · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | strongswan-nm 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| strongswan-nm · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | strongswan-nm 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| strongswan-pki · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | strongswan-pki 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| strongswan-pki · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | strongswan-pki 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| strongswan-pki · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | strongswan-pki 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| strongswan-pki · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | strongswan-pki 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| strongswan-scepclient · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | strongswan-scepclient 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| strongswan-starter · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | strongswan-starter 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| strongswan-starter · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | strongswan-starter 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| strongswan-starter · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | strongswan-starter 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| strongswan-starter · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | strongswan-starter 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
| strongswan-swanctl · Ubuntu 22.04.1 LTS (jammy) | 5.9.5-2ubuntu2.7 | strongswan-swanctl 5.9.5-2ubuntu2.7 | Jun 24, 2026 |
| strongswan-swanctl · Ubuntu 24.04.5 LTS (noble) | 5.9.13-2ubuntu4.24.04.4 | strongswan-swanctl 5.9.13-2ubuntu4.24.04.4 | Jun 24, 2026 |
| strongswan-swanctl · Ubuntu 25.10 (questing) | 6.0.1-6ubuntu4.4 | strongswan-swanctl 6.0.1-6ubuntu4.4 | Jun 24, 2026 |
| strongswan-swanctl · Ubuntu 26.04.1 LTS (resolute) | 6.0.4-1ubuntu3.1 | strongswan-swanctl 6.0.4-1ubuntu3.1 | Jun 8, 2026 |
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