CVE-2026-78127: libcharon in strongSwan 4.1.2 through 6.0.7 has a missing release of memory after its effective lifetime in the IKE message parser.

Overview

Severity

Low (CVSS 3.7)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-12

Last Updated

2026-09-19

EPSS Score

0.41% (percentile: 35.2%)

Affected Products (1)

Open Source Software

• azl3 strongswan 5.9.14-10 on Azure Linux 3.0

Security Updates (1)

• Security Update

Revision History

• 2026-09-12: Information published.
• 2026-09-15: Information published.
• 2026-09-18: Information published.
• 2026-09-19: Information published.