{
  "fix": "RHSA-2026:28143",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2026-28143",
  "summary": "RHSA-2026:28143, released June 24, 2026, fixes 9 CVEs across 18 products. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 18 packages",
  "released": "2026-06-24T14:07:58Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-6473, high severity",
  "supported": true,
  "cveCount": 9,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01006,
  "maxCvss": 8.8,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2026:28143",
  "appliesTo": [
    {
      "product": "pg_repack",
      "productUrl": "https://patchblox.com/security/product/linux/pg-repack",
      "release": "RHEL 8",
      "fixedVersion": "0:1.5.1-1.module\u002Bel8.10.0\u002B22551\u002Bc0330dc9",
      "supported": true
    },
    {
      "product": "pgaudit",
      "productUrl": "https://patchblox.com/security/product/linux/pgaudit",
      "release": "RHEL 8",
      "fixedVersion": "0:16.0-1.module\u002Bel8.10.0\u002B20413\u002Bd8116364",
      "supported": true
    },
    {
      "product": "postgres-decoderbufs",
      "productUrl": "https://patchblox.com/security/product/linux/postgres-decoderbufs",
      "release": "RHEL 8",
      "fixedVersion": "0:2.4.0-1.Final.module\u002Bel8.10.0\u002B20413\u002Bd8116364",
      "supported": true
    },
    {
      "product": "postgresql",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-contrib",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-contrib",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-docs",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-docs",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-plperl",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-plperl",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-plpython3",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-plpython3",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-pltcl",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-pltcl",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-private-devel",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-private-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-private-libs",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-private-libs",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-server",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-server",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-server-devel",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-server-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-static",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-static",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-test",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-test",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-test-rpm-macros",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-test-rpm-macros",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-upgrade",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-upgrade",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    },
    {
      "product": "postgresql-upgrade-devel",
      "productUrl": "https://patchblox.com/security/product/linux/postgresql-upgrade-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:16.14-1.module\u002Bel8.10.0\u002B24339\u002Bd919fb58",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-6473",
      "url": "https://patchblox.com/security/cve/CVE-2026-6473",
      "title": "PostgreSQL server undersizes allocations, via integer wraparound",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.01006,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6479",
      "url": "https://patchblox.com/security/cve/CVE-2026-6479",
      "title": "PostgreSQL SSL/GSS init causes denial of service, via uncontrolled recursion",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00595,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6478",
      "url": "https://patchblox.com/security/cve/CVE-2026-6478",
      "title": "PostgreSQL discloses MD5-hashed passwords via covert timing channel",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.8,
      "epss": 0.00558,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6477",
      "url": "https://patchblox.com/security/cve/CVE-2026-6477",
      "title": "PostgreSQL libpq lo_* functions let server superuser overwrite client stack memory",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00454,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6475",
      "url": "https://patchblox.com/security/cve/CVE-2026-6475",
      "title": "PostgreSQL pg_basebackup and pg_rewind can overwrite unrelated files of origin superuser choice",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.0041,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6637",
      "url": "https://patchblox.com/security/cve/CVE-2026-6637",
      "title": "PostgreSQL refint allows stack buffer overflow and SQL injection",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.0037,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6638",
      "url": "https://patchblox.com/security/cve/CVE-2026-6638",
      "title": "PostgreSQL REFRESH PUBLICATION allows SQL injection via table name",
      "priority": "High",
      "severity": "Low",
      "cvss": 8.8,
      "epss": 0.0018,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6474",
      "url": "https://patchblox.com/security/cve/CVE-2026-6474",
      "title": "PostgreSQL timeofday() can disclose portions of server memory",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 4.3,
      "epss": 0.00214,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6472",
      "url": "https://patchblox.com/security/cve/CVE-2026-6472",
      "title": "PostgreSQL CREATE TYPE does not check multirange schema CREATE privilege",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.4,
      "epss": 0.00159,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}