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SUSE Terraform Key CVE-2026-39821 Validation Elevation Patch 2026-3197-1

suse
Calendar Grey July 22, 2026
Scroller Suse
SUSE announces important update for terraform providers to address a validation bypass issue leading to privilege escalation.
A security update addresses a vulnerability in multiple Terraform providers, allowing validation bypass and privilege escalation, affecting several SUSE Linux Enterprise products.

Summary

## This update for terraform-provider-aws, terraform-provider-azurerm, terraform- provider-external, terraform-provider-google, terraform-provider-helm, terraform-provider-kubernetes, terraform-provider-local, terraform-provider- null, terraform-provider-random, terraform-provider-tls fixes the following issue * CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation (bsc#1266477 bsc#1266482 bsc#1266541 bsc#1266547). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * Public Cloud Module 15-SP5

Topics%20covered

Topics Covered

security advisory SuSE privilege escalation important validation terraform

References

* bsc#1266477

* bsc#1266482

* bsc#1266541

* bsc#1266547

Cross-

* CVE-2026-39821

CVSS scores:

* CVE-2026-39821 ( SUSE ): 9.1

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

* CVE-2026-39821 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

* CVE-2026-39821 ( NVD ): 9.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

* CVE-2026-39821 ( NVD ): 8.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N

Affected Products:

* Public Cloud Module 15-SP4

* Public Cloud Module 15-SP5

* SUSE Linux Enterprise High Performance Computing 15 SP4

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise Server 15 SP4

* SUSE Linux Enterprise Server 15 SP5

* SUSE Linux Enterprise Server for SAP Applications 15 SP4

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:3197-1
Release Date: 2026-07-22T14:37:32Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE privilege escalation important validation terraform

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