CriticalFix available
Red Hat Security Advisory: golang security update
Type: advisorySources: OSV
- Products
- go-toolset, golang, golang-bin, golang-docs, golang-misc, golang-race, golang-src, golang-tests
- Affected versions
- Not specified
- Fixed versions
- 0:1.25.9-1.el9_6
- CVEs
- CVE-2026-27140, CVE-2026-27143, CVE-2026-27144, CVE-2026-32280, CVE-2026-32281, CVE-2026-32282, CVE-2026-32283
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 09:05 UTC · Revision 1
Source evidence
Red Hat Security Advisory: golang security update
core-osv · Original sourcePublished 12 May 2026, 10:06 UTC
Red Hat Security Advisory: golang security update
osv:RHSA-2026:16021
go-toolset
Fixed versions: 0:1.25.9-1.el9_6
golang
Fixed versions: 0:1.25.9-1.el9_6
golang-bin
Fixed versions: 0:1.25.9-1.el9_6
golang-docs
Fixed versions: 0:1.25.9-1.el9_6
golang-misc
Fixed versions: 0:1.25.9-1.el9_6
golang-race
Fixed versions: 0:1.25.9-1.el9_6
golang-src
Fixed versions: 0:1.25.9-1.el9_6
golang-tests
Fixed versions: 0:1.25.9-1.el9_6
Complete source record
{
"id": "eec25ad97bde8aecfb3ddb02540cd983beff41cf9146143c97571adb6e23cbcb",
"url": "https://osv.dev/vulnerability/RHSA-2026%3A16021",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: golang security update",
"summary": "Red Hat Security Advisory: golang security update",
"evidence": "osv:RHSA-2026:16021",
"products": [
{
"name": {
"value": "go-toolset",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.25.9-1.el9_6",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.25.9-1.el9_6",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-bin",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.25.9-1.el9_6",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-docs",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.25.9-1.el9_6",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-misc",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.25.9-1.el9_6",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-race",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.25.9-1.el9_6",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-src",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.25.9-1.el9_6",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-tests",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.25.9-1.el9_6",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "RHSA-2026:16021",
"aliases": [
"RHSA-2026:16021"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.25.9-1.el9_6"
}
]
}
],
"package": {
"name": "go-toolset",
"purl": "pkg:rpm/redhat/go-toolset",
"ecosystem": "Red Hat:rhel_eus:9.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:16021.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.25.9-1.el9_6"
}
]
}
],
"package": {
"name": "golang",
"purl": "pkg:rpm/redhat/golang",
"ecosystem": "Red Hat:rhel_eus:9.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:16021.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.25.9-1.el9_6"
}
]
}
],
"package": {
"name": "golang-bin",
"purl": "pkg:rpm/redhat/golang-bin",
"ecosystem": "Red Hat:rhel_eus:9.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:16021.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.25.9-1.el9_6"
}
]
}
],
"package": {
"name": "golang-docs",
"purl": "pkg:rpm/redhat/golang-docs",
"ecosystem": "Red Hat:rhel_eus:9.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:16021.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.25.9-1.el9_6"
}
]
}
],
"package": {
"name": "golang-misc",
"purl": "pkg:rpm/redhat/golang-misc",
"ecosystem": "Red Hat:rhel_eus:9.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:16021.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.25.9-1.el9_6"
}
]
}
],
"package": {
"name": "golang-race",
"purl": "pkg:rpm/redhat/golang-race",
"ecosystem": "Red Hat:rhel_eus:9.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:16021.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.25.9-1.el9_6"
}
]
}
],
"package": {
"name": "golang-src",
"purl": "pkg:rpm/redhat/golang-src",
"ecosystem": "Red Hat:rhel_eus:9.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:16021.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.25.9-1.el9_6"
}
]
}
],
"package": {
"name": "golang-tests",
"purl": "pkg:rpm/redhat/golang-tests",
"ecosystem": "Red Hat:rhel_eus:9.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:16021.json"
}
}
],
"modified": "2026-10-20T10:05:03Z",
"provider": "osv",
"upstream": [
"CVE-2026-27140",
"CVE-2026-27143",
"CVE-2026-27144",
"CVE-2026-32280",
"CVE-2026-32281",
"CVE-2026-32282",
"CVE-2026-32283"
],
"references": [
"https://access.redhat.com/errata/RHSA-2026:16021",
"https://access.redhat.com/security/updates/classification/#important",
"https://bugzilla.redhat.com/show_bug.cgi?id=2456336",
"https://bugzilla.redhat.com/show_bug.cgi?id=2456338",
"https://bugzilla.redhat.com/show_bug.cgi?id=2456339",
"https://bugzilla.redhat.com/show_bug.cgi?id=2456340",
"https://bugzilla.redhat.com/show_bug.cgi?id=2456341",
"https://bugzilla.redhat.com/show_bug.cgi?id=2456342",
"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_16021.json",
"https://access.redhat.com/security/cve/CVE-2026-27140",
"https://www.cve.org/CVERecord?id=CVE-2026-27140",
"https://nvd.nist.gov/vuln/detail/CVE-2026-27140",
"https://go.dev/cl/763768",
"https://go.dev/issue/78335",
"https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU",
"https://pkg.go.dev/vuln/GO-2026-4871",
"https://access.redhat.com/security/cve/CVE-2026-27143",
"https://www.cve.org/CVERecord?id=CVE-2026-27143",
"https://nvd.nist.gov/vuln/detail/CVE-2026-27143",
"https://go.dev/cl/763765",
"https://go.dev/issue/78333",
"https://pkg.go.dev/vuln/GO-2026-4868",
"https://access.redhat.com/security/cve/CVE-2026-27144",
"https://www.cve.org/CVERecord?id=CVE-2026-27144",
"https://nvd.nist.gov/vuln/detail/CVE-2026-27144",
"https://go.dev/cl/763764",
"https://go.dev/issue/78371",
"https://pkg.go.dev/vuln/GO-2026-4867",
"https://access.redhat.com/security/cve/CVE-2026-32280",
"https://www.cve.org/CVERecord?id=CVE-2026-32280",
"https://nvd.nist.gov/vuln/detail/CVE-2026-32280",
"https://go.dev/cl/758320",
"https://go.dev/issue/78282",
"https://pkg.go.dev/vuln/GO-2026-4947",
"https://access.redhat.com/security/cve/CVE-2026-32281",
"https://bugzilla.redhat.com/show_bug.cgi?id=2456333",
"https://www.cve.org/CVERecord?id=CVE-2026-32281",
"https://nvd.nist.gov/vuln/detail/CVE-2026-32281",
"https://go.dev/cl/758061",
"https://go.dev/issue/78281",
"https://pkg.go.dev/vuln/GO-2026-4946",
"https://access.redhat.com/security/cve/CVE-2026-32282",
"https://www.cve.org/CVERecord?id=CVE-2026-32282",
"https://nvd.nist.gov/vuln/detail/CVE-2026-32282",
"https://go.dev/cl/763761",
"https://go.dev/issue/78293",
"https://pkg.go.dev/vuln/GO-2026-4864",
"https://access.redhat.com/security/cve/CVE-2026-32283",
"https://www.cve.org/CVERecord?id=CVE-2026-32283",
"https://nvd.nist.gov/vuln/detail/CVE-2026-32283",
"https://go.dev/cl/763767",
"https://go.dev/issue/78334",
"https://pkg.go.dev/vuln/GO-2026-4870"
]
},
"related_cves": [
{
"value": "CVE-2026-27140",
"evidence": "/upstream"
},
{
"value": "CVE-2026-27143",
"evidence": "/upstream"
},
{
"value": "CVE-2026-27144",
"evidence": "/upstream"
},
{
"value": "CVE-2026-32280",
"evidence": "/upstream"
},
{
"value": "CVE-2026-32281",
"evidence": "/upstream"
},
{
"value": "CVE-2026-32282",
"evidence": "/upstream"
},
{
"value": "CVE-2026-32283",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 377965,
"published_at": "2026-05-12T10:06:36+00:00"
}