# OPENSUSE-SU-2026:22050-1: strongswan security update

OPENSUSE-SU-2026:22050-1, released November 7, 2026, fixes 11 CVEs in strongswan (version 6.0.6-160000.3.1). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/opensuse-su-2026-22050-1
- Platform: Linux
- Released: Nov 7, 2026
- Priority: High (Closes CVE-2026-78133, high severity)
- CVEs: 11, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/openSUSE-SU-2026:22050-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [strongswan](https://patchblox.com/security/data/product/linux/strongswan.md) | opensuse-leap 16.0 | 6.0.6-160000.3.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-78133](https://patchblox.com/security/data/cve/CVE-2026-78133.md) | High | libcharon in strongSwan 6.0.0 through 6.0.7 has a use-after-free in IKEv2 rekeying collision handling. | 7.5 | 0.0047 |  |
| [CVE-2026-78134](https://patchblox.com/security/data/cve/CVE-2026-78134.md) | High | strongSwan 4.5.0 through 6.0.7 has Incorrect Access Control in the eap-ttls and eap-peap plugins because there can be a missing or mismatched inner EAP identity. | 7.1 | 0.0045 |  |
| [CVE-2026-78135](https://patchblox.com/security/data/cve/CVE-2026-78135.md) | High | libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass. | 7.3 | 0.0042 |  |
| [CVE-2026-78130](https://patchblox.com/security/data/cve/CVE-2026-78130.md) | High | strongSwan 4.2.0 through 6.0.7 has a NULL pointer dereference in the x509 plugin's attribute certificate parser. | 7.5 | 0.0035 |  |
| [CVE-2026-78132](https://patchblox.com/security/data/cve/CVE-2026-78132.md) | High | strongSwan 5.1.3 through 6.0.7 has an infinite loop in the x509 plugin's attribute certificate parser for ietfAttrSyntax. | 7.5 | 0.0035 |  |
| [CVE-2026-78126](https://patchblox.com/security/data/cve/CVE-2026-78126.md) | Routine | strongswan: strongSwan 4.1.10 through 6.0.7 allows a NULL pointer dereference in the eap-aka plugin. | 5.9 | 0.0047 |  |
| [CVE-2026-78123](https://patchblox.com/security/data/cve/CVE-2026-78123.md) | Routine | strongswan: strongSwan 5.0.2 through 6.0.7 has an Expired Pointer Dereference in PKCS#7 parsing in the openssl plugin. | 5.9 | 0.0046 |  |
| [CVE-2026-78129](https://patchblox.com/security/data/cve/CVE-2026-78129.md) | Routine | strongSwan 4.6.2 through 6.0.7 has an infinite loop in PKCS#5 decryption. | 5.9 | 0.0046 |  |
| [CVE-2026-78127](https://patchblox.com/security/data/cve/CVE-2026-78127.md) | Routine | 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. | 3.7 | 0.0041 |  |
| [CVE-2026-78131](https://patchblox.com/security/data/cve/CVE-2026-78131.md) | Routine | strongSwan 4.2.0 through 6.0.7 has a missing release of memory after its effective lifetime in the x509 plugin's attribute certificate parser. | 3.7 | 0.0028 |  |
| [CVE-2026-78124](https://patchblox.com/security/data/cve/CVE-2026-78124.md) | Routine | 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. | 3.7 | 0.0025 |  |

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Data as of 2026-11-10T01:44:33Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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