RHSA-2026:47712 — Security Advisory

Red Hat Security Advisory: golang security, bug fix, and enhancement update

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Severity

Important

Red Hat Product Security

RHEL 9

Products

Official CSAF product identity

Published · July 30, 2026

Updated · November 4, 2026

Topic

An update for golang is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The golang packages provide the Go programming language compiler.

Security Fix(es):

crypto/tls: Unexpected session resumption in crypto/tls (CVE-2025-68121)
crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation (CVE-2026-32281)
golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root (CVE-2026-32282)
crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283)
crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building (CVE-2026-32280)
golang: cmd/compile: no-op interface conversion bypasses overlap checking (CVE-2026-27144)
golang: cmd/compile: possible memory corruption after bound check elimination (CVE-2026-27143)

Bug Fix(es) and Enhancement(s):

Update Go to version 1.25.9+2 [rhel-9.4.z] (JIRA:RHEL-178854)

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.