CVE-2026-78124

Publication date 7 September 2026

Last updated 21 September 2026

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

3.7 · Low

Score breakdown

Description

strongSwan 5.0.2 through 6.0.7 allows PKCS#7 certificate enumeration in the openssl plugin that leads to a lack of release of memory after its effective lifetime.

Status

Package Ubuntu Release Status
strongswan 26.04 LTS resolute
Fixed 6.0.4-1ubuntu3.2
24.04 LTS noble
Fixed 5.9.13-2ubuntu4.24.04.5
22.04 LTS jammy
Fixed 5.9.5-2ubuntu2.8
20.04 LTS focal
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty
Needs evaluation

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
strongswan

Severity score breakdown

CVSS version: CVSS v3.0

Base score 3.7 · Low

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

References

Related Ubuntu Security Notices (USN)

    • USN-8789-1
    • strongSwan vulnerabilities
    • 21 September 2026

Other references

Access our resources on patching vulnerabilities