{
    "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2018-1091",
        "STATE": "PUBLIC"
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    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
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                                "product_name": "Linux kernel v4.13 and newer",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "Linux kernel v4.13 and newer"
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                    },
                    "vendor_name": "n/a"
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    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the flush_tmregs_to_thread function in arch/powerpc/kernel/ptrace.c in the Linux kernel before 4.13.5, a guest kernel crash can be triggered from unprivileged userspace during a core dump on a POWER host due to a missing processor feature check and an erroneous use of transactional memory (TM) instructions in the core dump path, leading to a denial of service."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-391"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1558149",
                "refsource": "CONFIRM",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1558149"
            },
            {
                "name": "https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.5",
                "refsource": "CONFIRM",
                "url": "https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.5"
            },
            {
                "name": "https://marc.info/?l=linuxppc-embedded&m=150535531910494&w=2",
                "refsource": "CONFIRM",
                "url": "https://marc.info/?l=linuxppc-embedded&m=150535531910494&w=2"
            },
            {
                "name": "https://access.redhat.com/security/cve/cve-2018-1091",
                "refsource": "CONFIRM",
                "url": "https://access.redhat.com/security/cve/cve-2018-1091"
            },
            {
                "name": "RHSA-2018:1318",
                "refsource": "REDHAT",
                "url": "https://access.redhat.com/errata/RHSA-2018:1318"
            },
            {
                "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c1fa0768a8713b135848f78fd43ffc208d8ded70",
                "refsource": "CONFIRM",
                "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c1fa0768a8713b135848f78fd43ffc208d8ded70"
            },
            {
                "name": "https://github.com/torvalds/linux/commit/c1fa0768a8713b135848f78fd43ffc208d8ded70",
                "refsource": "CONFIRM",
                "url": "https://github.com/torvalds/linux/commit/c1fa0768a8713b135848f78fd43ffc208d8ded70"
            },
            {
                "name": "http://openwall.com/lists/oss-security/2018/03/27/4",
                "refsource": "CONFIRM",
                "url": "http://openwall.com/lists/oss-security/2018/03/27/4"
            }
        ]
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}