RHSA-2026:10219 — Security Advisory

Red Hat Security Advisory: golang security update

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Severity

Important

Red Hat Product Security

RHEL 9

Products

Official CSAF product identity

Published · April 24, 2026

Updated · November 5, 2026

Topic

An update for golang is now available for Red Hat Enterprise Linux 9.

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):

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)
cmd/go: golang: Go (golang) and cmd/go: Arbitrary Code Execution via malicious SWIG file names (CVE-2026-27140)
golang: cmd/compile: possible memory corruption after bound check elimination (CVE-2026-27143)

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.