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Red Hat Security Advisory: samba security update

Type: advisorySources: OSV
Products
ctdb-debuginfo, ldb-tools, ldb-tools-debuginfo, libldb, libldb-debuginfo, libldb-devel, libnetapi, libnetapi-debuginfo, libnetapi-devel, libsmbclient, libsmbclient-debuginfo, libsmbclient-devel, libwbclient, libwbclient-debuginfo, libwbclient-devel, python3-ldb, python3-ldb-debuginfo, python3-samba, python3-samba-dc, python3-samba-dc-debuginfo, python3-samba-debuginfo, python3-samba-test, samba, samba-client, samba-client-debuginfo, samba-client-libs, samba-client-libs-debuginfo, samba-common, samba-common-libs, samba-common-libs-debuginfo, samba-common-tools, samba-common-tools-debuginfo, samba-dc-libs, samba-dc-libs-debuginfo, samba-dcerpc, samba-dcerpc-debuginfo, samba-debuginfo, samba-debugsource, samba-devel, samba-gpupdate, samba-krb5-printing, samba-krb5-printing-debuginfo, samba-ldb-ldap-modules, samba-ldb-ldap-modules-debuginfo, samba-libs, samba-libs-debuginfo, samba-pidl, samba-test, samba-test-debuginfo, samba-test-libs, samba-test-libs-debuginfo, samba-tools, samba-usershares, samba-vfs-iouring, samba-vfs-iouring-debuginfo, samba-winbind, samba-winbind-clients, samba-winbind-clients-debuginfo, samba-winbind-debuginfo, samba-winbind-krb5-locator, samba-winbind-krb5-locator-debuginfo, samba-winbind-modules, samba-winbind-modules-debuginfo, samba-winexe, samba-winexe-debuginfo
Affected versions
Not specified
Fixed versions
0:4.23.5-109.el10_2
CVEs
CVE-2026-1933, CVE-2026-2340, CVE-2026-3012, CVE-2026-40170, CVE-2026-4408, CVE-2026-4480
Confirmed fixed CVEs
Not specified
Updated in this feed
30 Oct 2026, 20:16 UTC · Revision 1

Source evidence

Red Hat Security Advisory: samba security update

core-osv · Original source

Published 4 Jun 2026, 10:08 UTC

Red Hat Security Advisory: samba security update

osv:RHSA-2026:22963

ctdb-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

ldb-tools-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

libldb-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

libnetapi-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

libsmbclient-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

libwbclient-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

python3-ldb-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

python3-samba-dc-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

python3-samba-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-client

Fixed versions: 0:4.23.5-109.el10_2

samba-client-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-client-libs-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-common-libs-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-common-tools-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-dc-libs-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-dcerpc-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-debugsource

Fixed versions: 0:4.23.5-109.el10_2

samba-gpupdate

Fixed versions: 0:4.23.5-109.el10_2

samba-krb5-printing

Fixed versions: 0:4.23.5-109.el10_2

samba-krb5-printing-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-ldb-ldap-modules-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-libs-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-test-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-test-libs-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-vfs-iouring

Fixed versions: 0:4.23.5-109.el10_2

samba-vfs-iouring-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-winbind-clients

Fixed versions: 0:4.23.5-109.el10_2

samba-winbind-clients-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-winbind-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-winbind-krb5-locator

Fixed versions: 0:4.23.5-109.el10_2

samba-winbind-krb5-locator-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-winbind-modules-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

samba-winexe

Fixed versions: 0:4.23.5-109.el10_2

samba-winexe-debuginfo

Fixed versions: 0:4.23.5-109.el10_2

ldb-tools

Fixed versions: 0:4.23.5-109.el10_2

libldb

Fixed versions: 0:4.23.5-109.el10_2

libnetapi

Fixed versions: 0:4.23.5-109.el10_2

libsmbclient

Fixed versions: 0:4.23.5-109.el10_2

libwbclient

Fixed versions: 0:4.23.5-109.el10_2

python3-ldb

Fixed versions: 0:4.23.5-109.el10_2

python3-samba

Fixed versions: 0:4.23.5-109.el10_2

python3-samba-dc

Fixed versions: 0:4.23.5-109.el10_2

samba

Fixed versions: 0:4.23.5-109.el10_2

samba-client-libs

Fixed versions: 0:4.23.5-109.el10_2

samba-common

Fixed versions: 0:4.23.5-109.el10_2

samba-common-libs

Fixed versions: 0:4.23.5-109.el10_2

samba-common-tools

Fixed versions: 0:4.23.5-109.el10_2

samba-dc-libs

Fixed versions: 0:4.23.5-109.el10_2

samba-dcerpc

Fixed versions: 0:4.23.5-109.el10_2

samba-ldb-ldap-modules

Fixed versions: 0:4.23.5-109.el10_2

samba-libs

Fixed versions: 0:4.23.5-109.el10_2

samba-tools

Fixed versions: 0:4.23.5-109.el10_2

samba-usershares

Fixed versions: 0:4.23.5-109.el10_2

samba-winbind

Fixed versions: 0:4.23.5-109.el10_2

samba-winbind-modules

Fixed versions: 0:4.23.5-109.el10_2

libldb-devel

Fixed versions: 0:4.23.5-109.el10_2

libnetapi-devel

Fixed versions: 0:4.23.5-109.el10_2

libsmbclient-devel

Fixed versions: 0:4.23.5-109.el10_2

libwbclient-devel

Fixed versions: 0:4.23.5-109.el10_2

python3-samba-test

Fixed versions: 0:4.23.5-109.el10_2

samba-devel

Fixed versions: 0:4.23.5-109.el10_2

samba-pidl

Fixed versions: 0:4.23.5-109.el10_2

samba-test

Fixed versions: 0:4.23.5-109.el10_2

samba-test-libs

Fixed versions: 0:4.23.5-109.el10_2

Complete source record
{
  "id": "c05cf6fdf568eb1831bc259566a7d8cd8e5cba72f83c2e9d1d1f77e356b35e05",
  "url": "https://osv.dev/vulnerability/RHSA-2026%3A22963",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Red Hat Security Advisory: samba security update",
    "summary": "Red Hat Security Advisory: samba security update",
    "evidence": "osv:RHSA-2026:22963",
    "products": [
      {
        "name": {
          "value": "ctdb-debuginfo",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "ldb-tools-debuginfo",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libldb-debuginfo",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libnetapi-debuginfo",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/3/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libsmbclient-debuginfo",
          "evidence": "/affected/4/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/4/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libwbclient-debuginfo",
          "evidence": "/affected/5/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/5/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "python3-ldb-debuginfo",
          "evidence": "/affected/6/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/6/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "python3-samba-dc-debuginfo",
          "evidence": "/affected/7/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/7/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "python3-samba-debuginfo",
          "evidence": "/affected/8/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/8/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-client",
          "evidence": "/affected/9/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/9/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-client-debuginfo",
          "evidence": "/affected/10/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/10/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-client-libs-debuginfo",
          "evidence": "/affected/11/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/11/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-common-libs-debuginfo",
          "evidence": "/affected/12/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/12/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-common-tools-debuginfo",
          "evidence": "/affected/13/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/13/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-dc-libs-debuginfo",
          "evidence": "/affected/14/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/14/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-dcerpc-debuginfo",
          "evidence": "/affected/15/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/15/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-debuginfo",
          "evidence": "/affected/16/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/16/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-debugsource",
          "evidence": "/affected/17/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/17/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-gpupdate",
          "evidence": "/affected/18/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/18/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-krb5-printing",
          "evidence": "/affected/19/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/19/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-krb5-printing-debuginfo",
          "evidence": "/affected/20/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/20/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-ldb-ldap-modules-debuginfo",
          "evidence": "/affected/21/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/21/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-libs-debuginfo",
          "evidence": "/affected/22/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/22/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-test-debuginfo",
          "evidence": "/affected/23/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/23/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-test-libs-debuginfo",
          "evidence": "/affected/24/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/24/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-vfs-iouring",
          "evidence": "/affected/25/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/25/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-vfs-iouring-debuginfo",
          "evidence": "/affected/26/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/26/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-winbind-clients",
          "evidence": "/affected/27/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/27/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-winbind-clients-debuginfo",
          "evidence": "/affected/28/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/28/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-winbind-debuginfo",
          "evidence": "/affected/29/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/29/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-winbind-krb5-locator",
          "evidence": "/affected/30/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/30/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-winbind-krb5-locator-debuginfo",
          "evidence": "/affected/31/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/31/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-winbind-modules-debuginfo",
          "evidence": "/affected/32/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/32/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-winexe",
          "evidence": "/affected/33/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/33/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba-winexe-debuginfo",
          "evidence": "/affected/34/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/34/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "ldb-tools",
          "evidence": "/affected/35/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/35/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libldb",
          "evidence": "/affected/36/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/36/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libnetapi",
          "evidence": "/affected/37/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/37/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libsmbclient",
          "evidence": "/affected/38/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/38/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libwbclient",
          "evidence": "/affected/39/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/39/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "python3-ldb",
          "evidence": "/affected/40/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/40/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "python3-samba",
          "evidence": "/affected/41/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/41/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "python3-samba-dc",
          "evidence": "/affected/42/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/42/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "samba",
          "evidence": "/affected/43/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.23.5-109.el10_2",
            "evidence": "/affected/43/ranges"
          }
        ],
        "affected_versions": []
      },
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                  "fixed": "0:4.23.5-109.el10_2"
                }
              ]
            }
          ],
          "package": {
            "name": "samba-test",
            "purl": "pkg:rpm/redhat/samba-test",
            "ecosystem": "Red Hat:enterprise_linux:10.2"
          },
          "database_specific": {
            "source": "https://security.access.redhat.com/data/osv/RHSA-2026:22963.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0:4.23.5-109.el10_2"
                }
              ]
            }
          ],
          "package": {
            "name": "samba-test-libs",
            "purl": "pkg:rpm/redhat/samba-test-libs",
            "ecosystem": "Red Hat:enterprise_linux:10.2"
          },
          "database_specific": {
            "source": "https://security.access.redhat.com/data/osv/RHSA-2026:22963.json"
          }
        }
      ],
      "modified": "2026-10-16T10:13:30Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-1933",
        "CVE-2026-2340",
        "CVE-2026-3012",
        "CVE-2026-40170",
        "CVE-2026-4408",
        "CVE-2026-4480"
      ],
      "references": [
        "https://access.redhat.com/errata/RHSA-2026:22963",
        "https://access.redhat.com/security/updates/classification/#critical",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2447317",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2447318",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2447319",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2452232",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2459061",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2479762",
        "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_22963.json",
        "https://access.redhat.com/security/cve/CVE-2026-1933",
        "https://www.cve.org/CVERecord?id=CVE-2026-1933",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-1933",
        "https://bugzilla.samba.org/show_bug.cgi?id=15992",
        "https://access.redhat.com/security/cve/CVE-2026-2340",
        "https://www.cve.org/CVERecord?id=CVE-2026-2340",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-2340",
        "https://bugzilla.samba.org/show_bug.cgi?id=15997",
        "https://access.redhat.com/security/cve/CVE-2026-3012",
        "https://www.cve.org/CVERecord?id=CVE-2026-3012",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-3012",
        "https://bugzilla.samba.org/show_bug.cgi?id=16003",
        "https://access.redhat.com/security/cve/CVE-2026-4408",
        "https://www.cve.org/CVERecord?id=CVE-2026-4408",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-4408",
        "https://bugzilla.samba.org/show_bug.cgi?id=16034",
        "https://access.redhat.com/security/cve/CVE-2026-4480",
        "https://www.cve.org/CVERecord?id=CVE-2026-4480",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-4480",
        "https://bugzilla.samba.org/show_bug.cgi?id=16033",
        "https://access.redhat.com/security/cve/CVE-2026-40170",
        "https://www.cve.org/CVERecord?id=CVE-2026-40170",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-40170",
        "https://github.com/ngtcp2/ngtcp2/commit/708a7640c1f48fb8ffb540c4b8ea5b4c1dfb8ee5",
        "https://github.com/ngtcp2/ngtcp2/security/advisories/GHSA-f523-465f-8c8f"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-1933",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-2340",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-3012",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-40170",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-4408",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-4480",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 339479,
  "published_at": "2026-06-04T10:08:10+00:00"
}