UBUNTU-CVE-2026-78133
- Source
- https://ubuntu.com/security/CVE-2026-78133
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-78133.json
- JSON Data
- https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-78133
- Upstream
- Downstream
- Related
- Published
- 2026-09-07T12:00:00Z
- Modified
- 2026-09-21T21:38:23Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Ubuntu - medium
- Summary
- [none]
- Details
-
libcharon in strongSwan 6.0.0 through 6.0.7 has a use-after-free in IKEv2 rekeying collision handling.
- References
Affected packages
Ubuntu:26.04:LTS / strongswan
Package
- Name
- strongswan
- Purl
- pkg:deb/ubuntu/strongswan?arch=source&distro=resolute
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affectedFixed6.0.4-1ubuntu3.2
Affected versions
6.*
6.0.1-6ubuntu4
6.0.1-6ubuntu5
6.0.4-1ubuntu1
6.0.4-1ubuntu2
6.0.4-1ubuntu3
6.0.4-1ubuntu3.1
Ecosystem specific
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "charon-cmd",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "charon-systemd",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "libcharon-extauth-plugins",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "libcharon-extra-plugins",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "libstrongswan",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "libstrongswan-extra-plugins",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "libstrongswan-standard-plugins",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "strongswan",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "strongswan-charon",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "strongswan-libcharon",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "strongswan-nm",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "strongswan-pki",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "strongswan-starter",
"binary_version": "6.0.4-1ubuntu3.2"
},
{
"binary_name": "strongswan-swanctl",
"binary_version": "6.0.4-1ubuntu3.2"
}
]
}