SUSE-SU-2026:22736-1
Vulnerability from csaf_suse - Published: 2026-07-16 12:29 - Updated: 2026-09-20 18:40Summary
Security update for systemd
Severity
Important
Notes
Title of the patch: Security update for systemd
Description of the patch: This update for systemd fixes the following issues:
Security issues fixed:
- CVE-2026-40226: nspawn: escape-to-host via malformed optional config file (bsc#1261400).
Other updates and bugfixes:
- Import commit 260e668bfa (bsc#1267647 bsc#1262305 bsc#1267644).
- Import commit 58e5d2e21e (bsc#1261982).
- Import commit 4bd91117cc (bsc#1261983).
Patchnames: SUSE-SLE-Micro-6.0-794
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
6.4 (Medium)
Affected products
Recommended
27 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: SUSE Linux Micro 6.0:libsystemd0-0:254.27-4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:libsystemd0-0:254.27-4.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:libsystemd0-0:254.27-4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:libudev1-0:254.27-4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:libudev1-0:254.27-4.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:libudev1-0:254.27-4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-0:254.27-4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-0:254.27-4.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-0:254.27-4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-container-0:254.27-4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-container-0:254.27-4.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-container-0:254.27-4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-coredump-0:254.27-4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-coredump-0:254.27-4.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-coredump-0:254.27-4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-experimental-0:254.27-4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-experimental-0:254.27-4.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-experimental-0:254.27-4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-journal-remote-0:254.27-4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-journal-remote-0:254.27-4.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-journal-remote-0:254.27-4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-portable-0:254.27-4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-portable-0:254.27-4.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:systemd-portable-0:254.27-4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:udev-0:254.27-4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:udev-0:254.27-4.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.0:udev-0:254.27-4.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
moderate
References
13 references
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"text": "This update for systemd fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2026-40226: nspawn: escape-to-host via malformed optional config file (bsc#1261400).\n\nOther updates and bugfixes:\n\n- Import commit 260e668bfa (bsc#1267647 bsc#1262305 bsc#1267644).\n- Import commit 58e5d2e21e (bsc#1261982).\n- Import commit 4bd91117cc (bsc#1261983).\n",
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{
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},
{
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},
{
"category": "self",
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{
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},
{
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}
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"date": "2026-07-16T12:29:13Z",
"number": "1",
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{
"date": "2026-09-16T19:16:36Z",
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{
"date": "2026-09-16T20:05:18Z",
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{
"date": "2026-09-17T16:02:28Z",
"number": "4",
"summary": "unknown changes"
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{
"date": "2026-09-19T15:41:18Z",
"number": "5",
"summary": "unknown changes"
},
{
"date": "2026-09-20T18:40:09Z",
"number": "6",
"summary": "unknown changes"
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],
"status": "final",
"version": "6"
}
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"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version",
"name": "libsystemd0-0:254.27-4.1.aarch64",
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{
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{
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{
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{
"category": "product_version",
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"branches": [
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"category": "product_version",
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{
"category": "product_version",
"name": "systemd-container-0:254.27-4.1.x86_64",
"product": {
"name": "systemd-container-0:254.27-4.1.x86_64",
"product_id": "systemd-container-0:254.27-4.1.x86_64",
"product_identification_helper": {
"cpe": "cpe:2.3:a:freedesktop:systemd:254.27:*:*:*:*:*:*:*",
"purl": "pkg:rpm/suse/systemd-container@254.27-4.1?arch=x86_64\u0026upstream=systemd-0:254.27-4.1.src.rpm"
}
}
},
{
"category": "product_version",
"name": "systemd-coredump-0:254.27-4.1.x86_64",
"product": {
"name": "systemd-coredump-0:254.27-4.1.x86_64",
"product_id": "systemd-coredump-0:254.27-4.1.x86_64",
"product_identification_helper": {
"cpe": "cpe:2.3:a:freedesktop:systemd:254.27:*:*:*:*:*:*:*",
"purl": "pkg:rpm/suse/systemd-coredump@254.27-4.1?arch=x86_64\u0026upstream=systemd-0:254.27-4.1.src.rpm"
}
}
},
{
"category": "product_version",
"name": "systemd-experimental-0:254.27-4.1.x86_64",
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"title": "CVE-2026-40226"
}
]
}
Loading…
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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