{
  "fix": "RHSA-2026:81522",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2026-81522",
  "summary": "RHSA-2026:81522, released September 11, 2026, fixes 4 CVEs in pcre2 (version 10.44-1.5.el10_2). None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "pcre2 security update",
  "released": "2026-09-11T04:09:06Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-89157, high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00348,
  "maxCvss": 8.2,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2026:81522",
  "appliesTo": [
    {
      "product": "pcre2",
      "productUrl": "https://patchblox.com/security/product/linux/pcre2",
      "release": "RHEL 10",
      "fixedVersion": "10.44-1.5.el10_2",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-89157",
      "url": "https://patchblox.com/security/cve/CVE-2026-89157",
      "title": "PCRE2 before 10.48, on 32-bit platforms, has a pcre2_pattern_convert out-of-bounds write when an attacker can provide a large pattern.",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.2,
      "epss": 0.00348,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-89156",
      "url": "https://patchblox.com/security/cve/CVE-2026-89156",
      "title": "PCRE2 before 10.48 has a pcre2_match out-of-bounds read after a JIT fallback when an attacker can provide invalid UTF data.",
      "priority": "High",
      "severity": "Low",
      "cvss": 8.2,
      "epss": 0.00294,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-89160",
      "url": "https://patchblox.com/security/cve/CVE-2026-89160",
      "title": "PCRE2 before 10.48 has a pcre2_match out-of-bounds read during the PCRE2_MATCH_INVALID_UTF matching of an invalid UTF subject.",
      "priority": "High",
      "severity": "Low",
      "cvss": 8.2,
      "epss": 0.00268,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-89158",
      "url": "https://patchblox.com/security/cve/CVE-2026-89158",
      "title": "PCRE2 before 10.48, on 32-bit platforms, has a pcre2_compile_32 integer overflow and resultant out-of-bounds write.",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.2,
      "epss": 0.00247,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}