HighFix 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
- 0:1.26.3-1.el9_8
- CVEs
- CVE-2026-33811, CVE-2026-33814, CVE-2026-39817, CVE-2026-39819, CVE-2026-39820, CVE-2026-39823, CVE-2026-39825, CVE-2026-39826, CVE-2026-39836, CVE-2026-42499, CVE-2026-42501
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 09:06 UTC · Revision 1
Source evidence
Red Hat Security Advisory: golang security update
core-osv · Original sourcePublished 26 Aug 2026, 10:10 UTC
Red Hat Security Advisory: golang security update
osv:RHSA-2026:22121
go-toolset
Fixed versions: 0:1.26.3-1.el9_8
golang
Fixed versions: 0:1.26.3-1.el9_8
golang-bin
Fixed versions: 0:1.26.3-1.el9_8
golang-docs
Fixed versions: 0:1.26.3-1.el9_8
golang-misc
Fixed versions: 0:1.26.3-1.el9_8
golang-race
Fixed versions: 0:1.26.3-1.el9_8
golang-src
Fixed versions: 0:1.26.3-1.el9_8
golang-tests
Fixed versions: 0:1.26.3-1.el9_8
Complete source record
{
"id": "31165d125e1e3d1b378ff7b71853f40a1398c49da2f60957e6a485167c395117",
"url": "https://osv.dev/vulnerability/RHSA-2026%3A22121",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: golang security update",
"summary": "Red Hat Security Advisory: golang security update",
"evidence": "osv:RHSA-2026:22121",
"products": [
{
"name": {
"value": "go-toolset",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.3-1.el9_8",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.3-1.el9_8",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-bin",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.3-1.el9_8",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-docs",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.3-1.el9_8",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-misc",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.3-1.el9_8",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-race",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.3-1.el9_8",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-src",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.3-1.el9_8",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-tests",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.3-1.el9_8",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "RHSA-2026:22121",
"aliases": [
"RHSA-2026:22121"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.3-1.el9_8"
}
]
}
],
"package": {
"name": "go-toolset",
"purl": "pkg:rpm/redhat/go-toolset",
"ecosystem": "Red Hat:enterprise_linux:9::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:22121.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.3-1.el9_8"
}
]
}
],
"package": {
"name": "golang",
"purl": "pkg:rpm/redhat/golang",
"ecosystem": "Red Hat:enterprise_linux:9::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:22121.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.3-1.el9_8"
}
]
}
],
"package": {
"name": "golang-bin",
"purl": "pkg:rpm/redhat/golang-bin",
"ecosystem": "Red Hat:enterprise_linux:9::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:22121.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.3-1.el9_8"
}
]
}
],
"package": {
"name": "golang-docs",
"purl": "pkg:rpm/redhat/golang-docs",
"ecosystem": "Red Hat:enterprise_linux:9::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:22121.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.3-1.el9_8"
}
]
}
],
"package": {
"name": "golang-misc",
"purl": "pkg:rpm/redhat/golang-misc",
"ecosystem": "Red Hat:enterprise_linux:9::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:22121.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.3-1.el9_8"
}
]
}
],
"package": {
"name": "golang-race",
"purl": "pkg:rpm/redhat/golang-race",
"ecosystem": "Red Hat:enterprise_linux:9::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:22121.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.3-1.el9_8"
}
]
}
],
"package": {
"name": "golang-src",
"purl": "pkg:rpm/redhat/golang-src",
"ecosystem": "Red Hat:enterprise_linux:9::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:22121.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.3-1.el9_8"
}
]
}
],
"package": {
"name": "golang-tests",
"purl": "pkg:rpm/redhat/golang-tests",
"ecosystem": "Red Hat:enterprise_linux:9::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:22121.json"
}
}
],
"modified": "2026-10-20T10:06:04Z",
"provider": "osv",
"upstream": [
"CVE-2026-33811",
"CVE-2026-33814",
"CVE-2026-39817",
"CVE-2026-39819",
"CVE-2026-39820",
"CVE-2026-39823",
"CVE-2026-39825",
"CVE-2026-39826",
"CVE-2026-39836",
"CVE-2026-42499",
"CVE-2026-42501"
],
"references": [
"https://access.redhat.com/errata/RHSA-2026:22121",
"https://access.redhat.com/security/updates/classification/#important",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467809",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467810",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467811",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467813",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467815",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467820",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467822",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467823",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467825",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467826",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467827",
"https://issues.redhat.com/browse/RHEL-175608",
"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_22121.json",
"https://access.redhat.com/security/cve/CVE-2026-33811",
"https://www.cve.org/CVERecord?id=CVE-2026-33811",
"https://nvd.nist.gov/vuln/detail/CVE-2026-33811",
"https://go.dev/cl/767860",
"https://go.dev/issue/78803",
"https://groups.google.com/g/golang-announce/c/qcCIEXso47M",
"https://pkg.go.dev/vuln/GO-2026-4981",
"https://access.redhat.com/security/cve/CVE-2026-33814",
"https://www.cve.org/CVERecord?id=CVE-2026-33814",
"https://nvd.nist.gov/vuln/detail/CVE-2026-33814",
"https://go.dev/cl/761581",
"https://go.dev/cl/761640",
"https://go.dev/issue/78476",
"https://pkg.go.dev/vuln/GO-2026-4918",
"https://access.redhat.com/security/cve/CVE-2026-39817",
"https://www.cve.org/CVERecord?id=CVE-2026-39817",
"https://nvd.nist.gov/vuln/detail/CVE-2026-39817",
"https://go.dev/cl/767520",
"https://go.dev/issue/78778",
"https://pkg.go.dev/vuln/GO-2026-4979",
"https://access.redhat.com/security/cve/CVE-2026-39819",
"https://www.cve.org/CVERecord?id=CVE-2026-39819",
"https://nvd.nist.gov/vuln/detail/CVE-2026-39819",
"https://go.dev/cl/763882",
"https://go.dev/issue/78584",
"https://pkg.go.dev/vuln/GO-2026-4978",
"https://access.redhat.com/security/cve/CVE-2026-39820",
"https://www.cve.org/CVERecord?id=CVE-2026-39820",
"https://nvd.nist.gov/vuln/detail/CVE-2026-39820",
"https://go.dev/cl/759940",
"https://go.dev/issue/78566",
"https://pkg.go.dev/vuln/GO-2026-4986",
"https://access.redhat.com/security/cve/CVE-2026-39823",
"https://www.cve.org/CVERecord?id=CVE-2026-39823",
"https://nvd.nist.gov/vuln/detail/CVE-2026-39823",
"https://go.dev/cl/769920",
"https://go.dev/issue/78913",
"https://pkg.go.dev/vuln/GO-2026-4982",
"https://access.redhat.com/security/cve/CVE-2026-39825",
"https://www.cve.org/CVERecord?id=CVE-2026-39825",
"https://nvd.nist.gov/vuln/detail/CVE-2026-39825",
"https://go.dev/cl/770541",
"https://go.dev/issue/78948",
"https://pkg.go.dev/vuln/GO-2026-4976",
"https://access.redhat.com/security/cve/CVE-2026-39826",
"https://www.cve.org/CVERecord?id=CVE-2026-39826",
"https://nvd.nist.gov/vuln/detail/CVE-2026-39826",
"https://go.dev/cl/771180",
"https://go.dev/issue/78981",
"https://pkg.go.dev/vuln/GO-2026-4980",
"https://access.redhat.com/security/cve/CVE-2026-39836",
"https://www.cve.org/CVERecord?id=CVE-2026-39836",
"https://nvd.nist.gov/vuln/detail/CVE-2026-39836",
"https://go.dev/cl/775320",
"https://go.dev/issue/79006",
"https://pkg.go.dev/vuln/GO-2026-4971",
"https://access.redhat.com/security/cve/CVE-2026-42499",
"https://www.cve.org/CVERecord?id=CVE-2026-42499",
"https://nvd.nist.gov/vuln/detail/CVE-2026-42499",
"https://go.dev/cl/771520",
"https://go.dev/issue/78987",
"https://pkg.go.dev/vuln/GO-2026-4977",
"https://access.redhat.com/security/cve/CVE-2026-42501",
"https://www.cve.org/CVERecord?id=CVE-2026-42501",
"https://nvd.nist.gov/vuln/detail/CVE-2026-42501",
"https://go.dev/cl/775321",
"https://go.dev/issue/79070",
"https://pkg.go.dev/vuln/GO-2026-4984"
]
},
"related_cves": [
{
"value": "CVE-2026-33811",
"evidence": "/upstream"
},
{
"value": "CVE-2026-33814",
"evidence": "/upstream"
},
{
"value": "CVE-2026-39817",
"evidence": "/upstream"
},
{
"value": "CVE-2026-39819",
"evidence": "/upstream"
},
{
"value": "CVE-2026-39820",
"evidence": "/upstream"
},
{
"value": "CVE-2026-39823",
"evidence": "/upstream"
},
{
"value": "CVE-2026-39825",
"evidence": "/upstream"
},
{
"value": "CVE-2026-39826",
"evidence": "/upstream"
},
{
"value": "CVE-2026-39836",
"evidence": "/upstream"
},
{
"value": "CVE-2026-42499",
"evidence": "/upstream"
},
{
"value": "CVE-2026-42501",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 378056,
"published_at": "2026-08-26T10:10:34+00:00"
}