RLSA-2026:37435

Synopsis

Important: golang security, bug fix, and enhancement update

Description

The golang packages provide the Go programming language compiler.

Security Fix(es):

* golang.org/x/net/idna: golang: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing (CVE-2026-39821)

* os: golang: Go os.Root: Symlink following vulnerability allows directory traversal (CVE-2026-39822)

Bug Fix(es) and Enhancement(s):

* Update Go to version 1.26.5+1 [rhel-9.8.z] (JIRA:Rocky Linux-193476)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected products

Rocky Linux 9 aarch64 Rocky Linux 9 ppc64le Rocky Linux 9 s390x Rocky Linux 9 x86_64

Fixes

2480756 2498152

CVEs

CVE-2026-39821 CVE-2026-39822

Affected packages

Rocky Linux 9 aarch64 - AppStream

golang-0:1.26.5-1.el9_8.aarch64.rpm golang-0:1.26.5-1.el9_8.src.rpm golang-bin-0:1.26.5-1.el9_8.aarch64.rpm golang-docs-0:1.26.5-1.el9_8.noarch.rpm golang-misc-0:1.26.5-1.el9_8.noarch.rpm golang-race-0:1.26.5-1.el9_8.aarch64.rpm golang-src-0:1.26.5-1.el9_8.noarch.rpm golang-tests-0:1.26.5-1.el9_8.noarch.rpm go-toolset-0:1.26.5-1.el9_8.aarch64.rpm

Rocky Linux 9 ppc64le - AppStream

golang-0:1.26.5-1.el9_8.ppc64le.rpm golang-0:1.26.5-1.el9_8.src.rpm golang-bin-0:1.26.5-1.el9_8.ppc64le.rpm golang-docs-0:1.26.5-1.el9_8.noarch.rpm golang-misc-0:1.26.5-1.el9_8.noarch.rpm golang-race-0:1.26.5-1.el9_8.ppc64le.rpm golang-src-0:1.26.5-1.el9_8.noarch.rpm golang-tests-0:1.26.5-1.el9_8.noarch.rpm go-toolset-0:1.26.5-1.el9_8.ppc64le.rpm

Rocky Linux 9 s390x - AppStream

golang-0:1.26.5-1.el9_8.s390x.rpm golang-0:1.26.5-1.el9_8.src.rpm golang-bin-0:1.26.5-1.el9_8.s390x.rpm golang-docs-0:1.26.5-1.el9_8.noarch.rpm golang-misc-0:1.26.5-1.el9_8.noarch.rpm golang-race-0:1.26.5-1.el9_8.s390x.rpm golang-src-0:1.26.5-1.el9_8.noarch.rpm golang-tests-0:1.26.5-1.el9_8.noarch.rpm go-toolset-0:1.26.5-1.el9_8.s390x.rpm

Rocky Linux 9 x86_64 - AppStream

golang-0:1.26.5-1.el9_8.src.rpm golang-0:1.26.5-1.el9_8.x86_64.rpm golang-bin-0:1.26.5-1.el9_8.x86_64.rpm golang-docs-0:1.26.5-1.el9_8.noarch.rpm golang-misc-0:1.26.5-1.el9_8.noarch.rpm golang-race-0:1.26.5-1.el9_8.x86_64.rpm golang-src-0:1.26.5-1.el9_8.noarch.rpm golang-tests-0:1.26.5-1.el9_8.noarch.rpm go-toolset-0:1.26.5-1.el9_8.x86_64.rpm