cvelist/2020/14xxx/CVE-2020-14309.json

{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2020-14309",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Grub",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "All grub2 versions before 2.06"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Integer Overflow or Wraparound leading to Heap-based Buffer Overflow"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1852022",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1852022"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20200731-0008/",
                "url": "https://security.netapp.com/advisory/ntap-20200731-0008/"
            },
            {
                "refsource": "UBUNTU",
                "name": "USN-4432-1",
                "url": "https://usn.ubuntu.com/4432-1/"
            },
            {
                "refsource": "SUSE",
                "name": "openSUSE-SU-2020:1169",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00017.html"
            },
            {
                "refsource": "SUSE",
                "name": "openSUSE-SU-2020:1168",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00016.html"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202104-05",
                "url": "https://security.gentoo.org/glsa/202104-05"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "There's an issue with grub2 in all versions before 2.06 when handling squashfs filesystems containing a symbolic link with name length of UINT32 bytes in size. The name size leads to an arithmetic overflow leading to a zero-size allocation further causing a heap-based buffer overflow with attacker controlled data."
            }
        ]
    }
}