{
    "id": "CVE-2018-5333",
    "published": "2018-01-11 07:29:00",
    "last_modified": "2026-06-17 02:00:08",
    "cvss_score": "5.5",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
    "cwe": "CWE-476",
    "description": "In the Linux kernel through 4.14.13, the rds_cmsg_atomic function in net/rds/rdma.c mishandles cases where page pinning fails or an invalid address is supplied, leading to an rds_atomic_free_op NULL pointer dereference.",
    "epss_score": "0.07207",
    "epss_percentile": "0.94110",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-29 18:17:20",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "linux",
            "product": "linux_kernel"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "47957",
            "title": "Reliable Datagram Sockets (RDS) - rds_atomic_free_op NULL pointer dereference Privilege Escalation (Metasploit)",
            "date": "2020-01-23",
            "url": "https://www.exploit-db.com/exploits/47957"
        }
    ],
    "refs_list": [
        "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7d11f77f84b27cef452cee332f4e469503084737",
        "http://packetstormsecurity.com/files/156053/Reliable-Datagram-Sockets-RDS-rds_atomic_free_op-Privilege-Escalation.html",
        "http://www.securityfocus.com/bid/102510",
        "https://access.redhat.com/errata/RHSA-2018:0470",
        "https://github.com/torvalds/linux/commit/7d11f77f84b27cef452cee332f4e469503084737",
        "https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html",
        "https://usn.ubuntu.com/3583-1/",
        "https://usn.ubuntu.com/3583-2/",
        "https://usn.ubuntu.com/3617-1/",
        "https://usn.ubuntu.com/3617-2/",
        "https://usn.ubuntu.com/3617-3/",
        "https://usn.ubuntu.com/3619-1/",
        "https://usn.ubuntu.com/3619-2/",
        "https://usn.ubuntu.com/3632-1/",
        "https://www.debian.org/security/2018/dsa-4187",
        "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7d11f77f84b27cef452cee332f4e469503084737",
        "http://packetstormsecurity.com/files/156053/Reliable-Datagram-Sockets-RDS-rds_atomic_free_op-Privilege-Escalation.html",
        "http://www.securityfocus.com/bid/102510",
        "https://access.redhat.com/errata/RHSA-2018:0470",
        "https://github.com/torvalds/linux/commit/7d11f77f84b27cef452cee332f4e469503084737",
        "https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html",
        "https://usn.ubuntu.com/3583-1/",
        "https://usn.ubuntu.com/3583-2/",
        "https://usn.ubuntu.com/3617-1/",
        "https://usn.ubuntu.com/3617-2/"
    ]
}