Bug 2456341 (CVE-2026-27140) - CVE-2026-27140 cmd/go: golang: Go (golang) and cmd/go: Arbitrary Code Execution via malicious SWIG file names
Summary: CVE-2026-27140 cmd/go: golang: Go (golang) and cmd/go: Arbitrary Code Executi...
Keywords:
Status: NEW
Alias: CVE-2026-27140
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2456854 2456855 2456856
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-08 02:01 UTC by OSIDB Bzimport
Modified: 2026-05-13 02:16 UTC (History)
10 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:10217 0 None None None 2026-04-23 21:36:12 UTC
Red Hat Product Errata RHSA-2026:10219 0 None None None 2026-04-24 02:33:54 UTC
Red Hat Product Errata RHSA-2026:10704 0 None None None 2026-04-27 02:09:50 UTC
Red Hat Product Errata RHSA-2026:16021 0 None None None 2026-05-11 18:32:01 UTC
Red Hat Product Errata RHSA-2026:16024 0 None None None 2026-05-11 16:20:00 UTC
Red Hat Product Errata RHSA-2026:16494 0 None None None 2026-05-12 23:22:32 UTC
Red Hat Product Errata RHSA-2026:16497 0 None None None 2026-05-12 23:16:27 UTC
Red Hat Product Errata RHSA-2026:16498 0 None None None 2026-05-12 23:25:08 UTC
Red Hat Product Errata RHSA-2026:16694 0 None None None 2026-05-13 02:16:07 UTC
Red Hat Product Errata RHSA-2026:16697 0 None None None 2026-05-13 02:09:12 UTC
Red Hat Product Errata RHSA-2026:16698 0 None None None 2026-05-13 02:12:11 UTC

Description OSIDB Bzimport 2026-04-08 02:01:49 UTC 
SWIG file names containing 'cgo' and well-crafted payloads could lead to code smuggling and arbitrary code execution at build time due to trust layer bypass.
Comment 1 errata-xmlrpc 2026-04-23 21:36:10 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:10217 https://access.redhat.com/errata/RHSA-2026:10217
Comment 2 errata-xmlrpc 2026-04-24 02:33:53 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:10219 https://access.redhat.com/errata/RHSA-2026:10219
Comment 3 errata-xmlrpc 2026-04-27 02:09:48 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:10704 https://access.redhat.com/errata/RHSA-2026:10704
Comment 4 errata-xmlrpc 2026-05-11 16:19:58 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:16024 https://access.redhat.com/errata/RHSA-2026:16024
Comment 5 errata-xmlrpc 2026-05-11 18:32:00 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:16021 https://access.redhat.com/errata/RHSA-2026:16021
Comment 6 errata-xmlrpc 2026-05-12 23:16:26 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Extended Update Support

Via RHSA-2026:16497 https://access.redhat.com/errata/RHSA-2026:16497
Comment 7 errata-xmlrpc 2026-05-12 23:22:31 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2026:16494 https://access.redhat.com/errata/RHSA-2026:16494
Comment 8 errata-xmlrpc 2026-05-12 23:25:07 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:16498 https://access.redhat.com/errata/RHSA-2026:16498
Comment 9 errata-xmlrpc 2026-05-13 02:09:11 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Via RHSA-2026:16697 https://access.redhat.com/errata/RHSA-2026:16697
Comment 10 errata-xmlrpc 2026-05-13 02:12:09 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On

Via RHSA-2026:16698 https://access.redhat.com/errata/RHSA-2026:16698
Comment 11 errata-xmlrpc 2026-05-13 02:16:06 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:16694 https://access.redhat.com/errata/RHSA-2026:16694
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