HighFix available
Red Hat Security Advisory: golang security, bug fix, and enhancement 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
- 0:1.26.4-1.el9_8
- CVEs
- CVE-2026-27145, CVE-2026-42504, CVE-2026-42507
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 09:08 UTC · Revision 1
Source evidence
Red Hat Security Advisory: golang security, bug fix, and enhancement update
core-osv · Original sourcePublished 26 Jun 2026, 11:46 UTC
Red Hat Security Advisory: golang security, bug fix, and enhancement update
osv:RHSA-2026:29981
go-toolset
Fixed versions: 0:1.26.4-1.el9_8
golang
Fixed versions: 0:1.26.4-1.el9_8
golang-bin
Fixed versions: 0:1.26.4-1.el9_8
golang-docs
Fixed versions: 0:1.26.4-1.el9_8
golang-misc
Fixed versions: 0:1.26.4-1.el9_8
golang-race
Fixed versions: 0:1.26.4-1.el9_8
golang-src
Fixed versions: 0:1.26.4-1.el9_8
golang-tests
Fixed versions: 0:1.26.4-1.el9_8
Complete source record
{
"id": "41d2b216fe9b04b4fcde46a45a1e61c6dd1eace2e0fa66fca4470f277af868cd",
"url": "https://osv.dev/vulnerability/RHSA-2026%3A29981",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: golang security, bug fix, and enhancement update",
"summary": "Red Hat Security Advisory: golang security, bug fix, and enhancement update",
"evidence": "osv:RHSA-2026:29981",
"products": [
{
"name": {
"value": "go-toolset",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.4-1.el9_8",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.4-1.el9_8",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-bin",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.4-1.el9_8",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-docs",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.4-1.el9_8",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-misc",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.4-1.el9_8",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-race",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.4-1.el9_8",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-src",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.4-1.el9_8",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-tests",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.26.4-1.el9_8",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "RHSA-2026:29981",
"aliases": [
"RHSA-2026:29981"
],
"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": "0:1.26.4-1.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-2026:29981.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.4-1.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-2026:29981.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.4-1.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-2026:29981.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.4-1.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-2026:29981.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.4-1.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-2026:29981.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.4-1.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-2026:29981.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.4-1.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-2026:29981.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.26.4-1.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-2026:29981.json"
}
}
],
"modified": "2026-10-20T10:07:10Z",
"provider": "osv",
"upstream": [
"CVE-2026-27145",
"CVE-2026-42504",
"CVE-2026-42507"
],
"references": [
"https://access.redhat.com/errata/RHSA-2026:29981",
"https://access.redhat.com/security/updates/classification/#moderate",
"https://bugzilla.redhat.com/show_bug.cgi?id=2484205",
"https://issues.redhat.com/browse/RHEL-183350",
"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_29981.json",
"https://access.redhat.com/security/cve/CVE-2026-27145",
"https://bugzilla.redhat.com/show_bug.cgi?id=2484207",
"https://www.cve.org/CVERecord?id=CVE-2026-27145",
"https://nvd.nist.gov/vuln/detail/CVE-2026-27145",
"https://go.dev/cl/783621",
"https://go.dev/issue/79694",
"https://groups.google.com/g/golang-announce/c/tKs3rmcBcKw",
"https://pkg.go.dev/vuln/GO-2026-5037",
"https://access.redhat.com/security/cve/CVE-2026-42504",
"https://bugzilla.redhat.com/show_bug.cgi?id=2484204",
"https://www.cve.org/CVERecord?id=CVE-2026-42504",
"https://nvd.nist.gov/vuln/detail/CVE-2026-42504",
"https://go.dev/cl/774481",
"https://go.dev/issue/79217",
"https://pkg.go.dev/vuln/GO-2026-5038",
"https://access.redhat.com/security/cve/CVE-2026-42507",
"https://www.cve.org/CVERecord?id=CVE-2026-42507",
"https://nvd.nist.gov/vuln/detail/CVE-2026-42507",
"https://go.dev/cl/777060",
"https://go.dev/issue/79346",
"https://pkg.go.dev/vuln/GO-2026-5039"
]
},
"related_cves": [
{
"value": "CVE-2026-27145",
"evidence": "/upstream"
},
{
"value": "CVE-2026-42504",
"evidence": "/upstream"
},
{
"value": "CVE-2026-42507",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 378158,
"published_at": "2026-06-26T11:46:40+00:00"
}