OPENSUSE-SU-2026:21321-1
Vulnerability from csaf_opensuse - Published: 2026-07-13 14:03 - Updated: 2026-09-17 17:38Summary
Security update for go1.26-openssl
Severity
Important
Notes
Title of the patch: Security update for go1.26-openssl
Description of the patch: This update for go1.26-openssl fixes the following issues
- Update to version go1.26.5 (bsc#1255111).
- CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
- CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
Patchnames: openSUSE-Leap-16.0-1225
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
7.7 (High)
Affected products
Recommended
12 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-0:1.26.5-160000.1.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-0:1.26.5-160000.1.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-0:1.26.5-160000.1.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-0:1.26.5-160000.1.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-doc-0:1.26.5-160000.1.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-doc-0:1.26.5-160000.1.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-doc-0:1.26.5-160000.1.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-doc-0:1.26.5-160000.1.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-race-0:1.26.5-160000.1.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-race-0:1.26.5-160000.1.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-race-0:1.26.5-160000.1.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:go1.26-openssl-race-0:1.26.5-160000.1.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
important
5.3 (Medium)
Affected products
Recommended
12 products, the same list as for
CVE-2026-39822
Threats
Impact
moderate
References
13 references
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"category": "general",
"text": "On Unix systems, opening a file in an os.Root improperly follows symlinks to locations outside of the Root when the final path component of the a path is a symbolic link and the path ends in /. For example, \u0027root.Open(\"symlink/\")\u0027 will open \"symlink\" even when \"symlink\" is a symbolic link pointing outside of the root.",
"title": "CVE description"
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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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