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MediumFix available

golang security update

Type: advisorySources: OSV

. Security Fix(es): On most platforms, Go uses the given system root certificates. However, in some narrower cases, the system trust stores may not be updated without further action. To defend against the narrower set of cases that may remain affected, a denylist was added in crypto/x509 to return an error when calling Verify with any of the known intermediate certificates that are no longer considered to be trustworthy.(CVE-2026-111943)

Products
golang
Affected versions
Not specified
Fixed versions
1.17.3-52.oe2203sp4
CVEs
CVE-2026-111943
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 04:03 UTC · Revision 1

Source evidence

golang security update

core-osv · Original source

Published 23 Oct 2026, 08:19 UTC

. Security Fix(es): On most platforms, Go uses the given system root certificates. However, in some narrower cases, the system trust stores may not be updated without further action. To defend against the narrower set of cases that may remain affected, a denylist was added in crypto/x509 to return an error when calling Verify with any of the known intermediate certificates that are no longer considered to be trustworthy.(CVE-2026-111943)

osv:OESA-2026-4530

golang

Fixed versions: 1.17.3-52.oe2203sp4

Complete source record
{
  "id": "ab8ea6820e404909dd6340641abecb806e78068361fa1ca62ff776ed32b78cad",
  "url": "https://osv.dev/vulnerability/OESA-2026-4530",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "golang security update",
    "summary": ". Security Fix(es): On most platforms, Go uses the given system root certificates. However, in some narrower cases, the system trust stores may not be updated without further action. To defend against the narrower set of cases that may remain affected, a denylist was added in crypto/x509 to return an error when calling Verify with any of the known intermediate certificates that are no longer considered to be trustworthy.(CVE-2026-111943)",
    "evidence": "osv:OESA-2026-4530",
    "products": [
      {
        "name": {
          "value": "golang",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.17.3-52.oe2203sp4",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "OESA-2026-4530",
      "aliases": [
        "OESA-2026-4530"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.17.3-52.oe2203sp4"
                }
              ]
            }
          ],
          "package": {
            "name": "golang",
            "purl": "pkg:rpm/openEuler/golang&distro=openEuler-22.03-LTS-SP4",
            "ecosystem": "openEuler:22.03-LTS-SP4"
          },
          "database_specific": {
            "source": "https://repo.openeuler.org/security/data/osv/OESA-2026-4530.json"
          },
          "ecosystem_specific": {
            "src": [
              "golang-1.17.3-52.oe2203sp4.src.rpm"
            ],
            "noarch": [
              "golang-devel-1.17.3-52.oe2203sp4.noarch.rpm",
              "golang-help-1.17.3-52.oe2203sp4.noarch.rpm"
            ],
            "x86_64": [
              "golang-1.17.3-52.oe2203sp4.x86_64.rpm"
            ],
            "aarch64": [
              "golang-1.17.3-52.oe2203sp4.aarch64.rpm"
            ]
          }
        }
      ],
      "modified": "2026-10-24T09:15:05.488906733Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-111943"
      ],
      "references": [
        "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4530",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-111943"
      ],
      "provider_metadata": {
        "severity": "Medium"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-111943",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/database_specific/severity"
  },
  "source_id": "core-osv",
  "document_id": 428922,
  "published_at": "2026-10-23T08:19:27+00:00"
}