{
    "id": "CVE-2017-5375",
    "published": "2018-06-11 21:29:02",
    "last_modified": "2026-06-17 01:20:20",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-119",
    "description": "JIT code allocation can allow for a bypass of ASLR and DEP protections leading to potential memory corruption attacks. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.",
    "epss_score": "0.33771",
    "epss_percentile": "0.98340",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:22:54",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "mozilla",
            "product": "firefox"
        },
        {
            "vendor": "mozilla",
            "product": "thunderbird"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_desktop"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_workstation"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "44293",
            "title": "Firefox 46.0.1 - ASM.JS JIT-Spray Remote Code Execution",
            "date": "2018-03-16",
            "url": "https://www.exploit-db.com/exploits/44293"
        },
        {
            "source": "exploit-db",
            "ref_id": "44294",
            "title": "Firefox 44.0.2 - ASM.JS JIT-Spray Remote Code Execution",
            "date": "2018-03-16",
            "url": "https://www.exploit-db.com/exploits/44294"
        },
        {
            "source": "exploit-db",
            "ref_id": "42327",
            "title": "Firefox 50.0.1 - ASM.JS JIT-Spray Remote Code Execution",
            "date": "2017-07-14",
            "url": "https://www.exploit-db.com/exploits/42327"
        }
    ],
    "refs_list": [
        "http://rhn.redhat.com/errata/RHSA-2017-0190.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0238.html",
        "http://www.securityfocus.com/bid/95757",
        "http://www.securitytracker.com/id/1037693",
        "https://bugzilla.mozilla.org/show_bug.cgi?id=1325200",
        "https://security.gentoo.org/glsa/201702-13",
        "https://security.gentoo.org/glsa/201702-22",
        "https://www.debian.org/security/2017/dsa-3771",
        "https://www.debian.org/security/2017/dsa-3832",
        "https://www.exploit-db.com/exploits/42327/",
        "https://www.exploit-db.com/exploits/44293/",
        "https://www.exploit-db.com/exploits/44294/",
        "https://www.mozilla.org/security/advisories/mfsa2017-01/",
        "https://www.mozilla.org/security/advisories/mfsa2017-02/",
        "https://www.mozilla.org/security/advisories/mfsa2017-03/",
        "http://rhn.redhat.com/errata/RHSA-2017-0190.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0238.html",
        "http://www.securityfocus.com/bid/95757",
        "http://www.securitytracker.com/id/1037693",
        "https://bugzilla.mozilla.org/show_bug.cgi?id=1325200",
        "https://security.gentoo.org/glsa/201702-13",
        "https://security.gentoo.org/glsa/201702-22",
        "https://www.debian.org/security/2017/dsa-3771",
        "https://www.debian.org/security/2017/dsa-3832",
        "https://www.exploit-db.com/exploits/42327/"
    ]
}