{
    "id": "CVE-2015-7547",
    "published": "2016-02-18 21:59:00",
    "last_modified": "2026-06-17 00:32:43",
    "cvss_score": "8.1",
    "cvss_severity": "HIGH",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-119",
    "description": "Multiple stack-based buffer overflows in the (1) send_dg and (2) send_vc functions in the libresolv library in the GNU C Library (aka glibc or libc6) before 2.23 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted DNS response that triggers a call to the getaddrinfo function with the AF_UNSPEC or AF_INET6 address family, related to performing \"dual A/AAAA DNS queries\" and the libnss_dns.so.2 NSS module.",
    "epss_score": "0.90987",
    "epss_percentile": "0.99805",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:20:21",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "f5",
            "product": "big-ip_access_policy_manager"
        },
        {
            "vendor": "f5",
            "product": "big-ip_advanced_firewall_manager"
        },
        {
            "vendor": "f5",
            "product": "big-ip_analytics"
        },
        {
            "vendor": "f5",
            "product": "big-ip_application_acceleration_manager"
        },
        {
            "vendor": "f5",
            "product": "big-ip_application_security_manager"
        },
        {
            "vendor": "f5",
            "product": "big-ip_domain_name_system"
        },
        {
            "vendor": "f5",
            "product": "big-ip_link_controller"
        },
        {
            "vendor": "f5",
            "product": "big-ip_local_traffic_manager"
        },
        {
            "vendor": "f5",
            "product": "big-ip_policy_enforcement_manager"
        },
        {
            "vendor": "gnu",
            "product": "glibc"
        },
        {
            "vendor": "hp",
            "product": "helion_openstack"
        },
        {
            "vendor": "hp",
            "product": "server_migration_pack"
        },
        {
            "vendor": "opensuse",
            "product": "opensuse"
        },
        {
            "vendor": "oracle",
            "product": "exalogic_infrastructure"
        },
        {
            "vendor": "oracle",
            "product": "fujitsu_m10_firmware"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_desktop"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_hpc_node"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_hpc_node_eus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_aus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_eus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_workstation"
        },
        {
            "vendor": "sophos",
            "product": "unified_threat_management_software"
        },
        {
            "vendor": "suse",
            "product": "linux_enterprise_debuginfo"
        },
        {
            "vendor": "suse",
            "product": "linux_enterprise_desktop"
        },
        {
            "vendor": "suse",
            "product": "linux_enterprise_server"
        },
        {
            "vendor": "suse",
            "product": "linux_enterprise_software_development_kit"
        },
        {
            "vendor": "suse",
            "product": "suse_linux_enterprise_server"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "40339",
            "title": "glibc - 'getaddrinfo' Remote Stack Buffer Overflow",
            "date": "2016-09-06",
            "url": "https://www.exploit-db.com/exploits/40339"
        },
        {
            "source": "exploit-db",
            "ref_id": "39454",
            "title": "glibc - 'getaddrinfo' Stack Buffer Overflow (PoC)",
            "date": "2016-02-16",
            "url": "https://www.exploit-db.com/exploits/39454"
        }
    ],
    "refs_list": [
        "http://fortiguard.com/advisory/glibc-getaddrinfo-stack-overflow",
        "http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177404.html",
        "http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177412.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00042.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00043.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00044.html",
        "http://marc.info/?l=bugtraq&m=145596041017029&w=2",
        "http://marc.info/?l=bugtraq&m=145672440608228&w=2",
        "http://marc.info/?l=bugtraq&m=145690841819314&w=2",
        "http://marc.info/?l=bugtraq&m=145857691004892&w=2",
        "http://marc.info/?l=bugtraq&m=146161017210491&w=2",
        "http://packetstormsecurity.com/files/135802/glibc-getaddrinfo-Stack-Based-Buffer-Overflow.html",
        "http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html",
        "http://packetstormsecurity.com/files/164014/Moxa-Command-Injection-Cross-Site-Scripting-Vulnerable-Software.html",
        "http://packetstormsecurity.com/files/167552/Nexans-FTTO-GigaSwitch-Outdated-Components-Hardcoded-Backdoor.html",
        "http://rhn.redhat.com/errata/RHSA-2016-0175.html",
        "http://rhn.redhat.com/errata/RHSA-2016-0176.html",
        "http://rhn.redhat.com/errata/RHSA-2016-0225.html",
        "http://rhn.redhat.com/errata/RHSA-2016-0277.html",
        "http://seclists.org/fulldisclosure/2019/Sep/7",
        "http://seclists.org/fulldisclosure/2021/Sep/0"
    ]
}