{
  "fix": "ELSA-2026-81532",
  "url": "https://patchblox.com/security/fix/linux/elsa-2026-81532",
  "summary": "ELSA-2026-81532, released November 7, 2026, fixes 7 CVEs across 6 products. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 6 packages",
  "released": "2026-11-07T00:52:27Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-86145, high severity",
  "supported": true,
  "cveCount": 7,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00425,
  "maxCvss": 8.2,
  "vendorAdvisory": "https://linux.oracle.com/errata/ELSA-2026-81532.html",
  "appliesTo": [
    {
      "product": "pcre2",
      "productUrl": "https://patchblox.com/security/product/linux/pcre2",
      "release": "ol 9",
      "fixedVersion": "0:10.40-7.0.1.el9_8",
      "supported": true
    },
    {
      "product": "pcre2-devel",
      "productUrl": "https://patchblox.com/security/product/linux/pcre2-devel",
      "release": "ol 9",
      "fixedVersion": "0:10.40-7.0.1.el9_8",
      "supported": true
    },
    {
      "product": "pcre2-syntax",
      "productUrl": "https://patchblox.com/security/product/linux/pcre2-syntax",
      "release": "ol 9",
      "fixedVersion": "0:10.40-7.0.1.el9_8",
      "supported": true
    },
    {
      "product": "pcre2-tools",
      "productUrl": "https://patchblox.com/security/product/linux/pcre2-tools",
      "release": "ol 9",
      "fixedVersion": "0:10.40-7.0.1.el9_8",
      "supported": true
    },
    {
      "product": "pcre2-utf16",
      "productUrl": "https://patchblox.com/security/product/linux/pcre2-utf16",
      "release": "ol 9",
      "fixedVersion": "0:10.40-7.0.1.el9_8",
      "supported": true
    },
    {
      "product": "pcre2-utf32",
      "productUrl": "https://patchblox.com/security/product/linux/pcre2-utf32",
      "release": "ol 9",
      "fixedVersion": "0:10.40-7.0.1.el9_8",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-86145",
      "url": "https://patchblox.com/security/cve/CVE-2026-86145",
      "title": "PCRE2 before 10.48 allows a pcre2_dfa_match out-of-bounds write because reuse of a cached workspace block, in a recursive DFA matching workspace, lacks a size check (even though a newly allocated block, for the same purpose, does have a size check). This outcome requires an attacker-controlled regular expression, or a recursive pattern in conjunction with a small heap limit (this can be set through the API).",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.2,
      "epss": 0.00425,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "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-2026-103111",
      "url": "https://patchblox.com/security/cve/CVE-2026-103111",
      "title": "PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API usage, allows an out-of-bounds write with arbitrary data.",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.2,
      "epss": 0.00269,
      "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
    },
    {
      "cveId": "CVE-2026-89161",
      "url": "https://patchblox.com/security/cve/CVE-2026-89161",
      "title": "In PCRE2 before 10.48, pcre2_jit_match mishandles a previously copied subject being passed in as a context. An incorrect free operation can occur.",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.2,
      "epss": 0.00126,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}