{
    "id": "CVE-2015-8386",
    "published": "2015-12-02 01:59:10",
    "last_modified": "2026-06-17 00:34:26",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-119",
    "description": "PCRE before 8.38 mishandles the interaction of lookbehind assertions and mutually recursive subpatterns, which allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.",
    "epss_score": "0.06870",
    "epss_percentile": "0.93867",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-05 18:17:13",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "fedoraproject",
            "product": "fedora"
        },
        {
            "vendor": "oracle",
            "product": "linux"
        },
        {
            "vendor": "pcre",
            "product": "perl_compatible_regular_expression_library"
        },
        {
            "vendor": "php",
            "product": "php"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.html",
        "http://rhn.redhat.com/errata/RHSA-2016-1025.html",
        "http://rhn.redhat.com/errata/RHSA-2016-2750.html",
        "http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup",
        "http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886",
        "http://www.openwall.com/lists/oss-security/2015/11/29/1",
        "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html",
        "http://www.securityfocus.com/bid/82990",
        "https://access.redhat.com/errata/RHSA-2016:1132",
        "https://bto.bluecoat.com/security-advisory/sa128",
        "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731",
        "https://security.gentoo.org/glsa/201607-02",
        "https://security.netapp.com/advisory/ntap-20230216-0002/",
        "http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.html",
        "http://rhn.redhat.com/errata/RHSA-2016-1025.html",
        "http://rhn.redhat.com/errata/RHSA-2016-2750.html",
        "http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup",
        "http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886",
        "http://www.openwall.com/lists/oss-security/2015/11/29/1",
        "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html",
        "http://www.securityfocus.com/bid/82990",
        "https://access.redhat.com/errata/RHSA-2016:1132",
        "https://bto.bluecoat.com/security-advisory/sa128",
        "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731",
        "https://security.gentoo.org/glsa/201607-02"
    ]
}