---
title: "CVE-2026-78124\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2026-78124?format=md
keywords: index, follow
---

# CVE-2026-78124

Publication date 7 September 2026

Last updated 9 September 2026

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

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## Description

Memory Leak When Processing Certificates in PKCS#7 Containers

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| strongswan | 26.04 LTS resolute | Needs evaluation |
| 24.04 LTS noble | Needs evaluation |
| 22.04 LTS jammy | Needs evaluation |
| 20.04 LTS focal | Needs evaluation |
| 18.04 LTS bionic | Needs evaluation |
| 16.04 LTS xenial | Needs evaluation |
| 14.04 LTS trusty | Needs evaluation |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2026-78124?format=md#patch-details)

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| strongswan | * Upstream:   <https://download.strongswan.org/security/CVE-2026-78124/strongswan-5.0.2-6.0.7_openssl_pkcs7_certs_leak.patch> |

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-78124)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2026-78124)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2026-78124)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2026-78124)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2026-78124>
* <https://www.strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78124).html>