{
    "id": "CVE-2009-1337",
    "published": "2009-04-22 15:30:00",
    "last_modified": "2026-06-16 23:07:03",
    "cvss_score": "4.4",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:L/AC:M/Au:N/C:P/I:P/A:P",
    "cwe": "CWE-264",
    "description": "The exit_notify function in kernel/exit.c in the Linux kernel before 2.6.30-rc1 does not restrict exit signals when the CAP_KILL capability is held, which allows local users to send an arbitrary signal to a process by running a program that modifies the exit_signal field and then uses an exec system call to launch a setuid application.",
    "epss_score": "0.01255",
    "epss_percentile": "0.68656",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-10 18:17:07",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "linux",
            "product": "linux_kernel"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "8369",
            "title": "Linux Kernel < 2.6.29 - 'exit_notify()' Local Privilege Escalation",
            "date": "2009-04-08",
            "url": "https://www.exploit-db.com/exploits/8369"
        }
    ],
    "refs_list": [
        "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=432870dab85a2f69dc417022646cb9a70acf7f94",
        "http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00002.html",
        "http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html",
        "http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html",
        "http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00002.html",
        "http://marc.info/?l=linux-kernel&m=123560588713763&w=2",
        "http://patchwork.kernel.org/patch/16544/",
        "http://rhn.redhat.com/errata/RHSA-2009-0473.html",
        "http://secunia.com/advisories/34917",
        "http://secunia.com/advisories/34981",
        "http://secunia.com/advisories/35011",
        "http://secunia.com/advisories/35015",
        "http://secunia.com/advisories/35120",
        "http://secunia.com/advisories/35121",
        "http://secunia.com/advisories/35160",
        "http://secunia.com/advisories/35185",
        "http://secunia.com/advisories/35226",
        "http://secunia.com/advisories/35324",
        "http://secunia.com/advisories/35387",
        "http://secunia.com/advisories/35390",
        "http://secunia.com/advisories/35394",
        "http://secunia.com/advisories/35656",
        "http://secunia.com/advisories/37471",
        "http://wiki.rpath.com/Advisories:rPSA-2009-0084",
        "http://www.debian.org/security/2009/dsa-1787"
    ]
}