CVE-2018-18521

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Source
https://cve.org/CVERecord?id=CVE-2018-18521
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-18521.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-18521
Downstream
Related
Published
2018-10-19T17:29:00.873Z
Modified
2026-07-07T08:49:52.804745433Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

Divide-by-zero vulnerabilities in the function arlibaddsymbols() in arlib.c in elfutils 0.174 allow remote attackers to cause a denial of service (application crash) with a crafted ELF file, as demonstrated by eu-ranlib, because a zero sh_entsize is mishandled.

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "16.04"
                },
                {
                    "last_affected": "16.04"
                },
                {
                    "introduced": "18.04"
                },
                {
                    "last_affected": "18.04"
                },
                {
                    "introduced": "18.10"
                },
                {
                    "last_affected": "18.10"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*"
            ],
            "vendor_product": "canonical:ubuntu_linux"
        },
        {
            "extracted_events": [
                {
                    "introduced": "8.0"
                },
                {
                    "last_affected": "8.0"
                },
                {
                    "introduced": "9.0"
                },
                {
                    "last_affected": "9.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux"
        },
        {
            "extracted_events": [
                {
                    "introduced": "15.0"
                },
                {
                    "last_affected": "15.0"
                },
                {
                    "introduced": "15.1"
                },
                {
                    "last_affected": "15.1"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
            ],
            "vendor_product": "opensuse:leap"
        },
        {
            "extracted_events": [
                {
                    "introduced": "7.0"
                },
                {
                    "last_affected": "7.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:enterprise_linux_desktop"
        },
        {
            "extracted_events": [
                {
                    "introduced": "7.0"
                },
                {
                    "last_affected": "7.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:enterprise_linux_server"
        },
        {
            "extracted_events": [
                {
                    "introduced": "7.0"
                },
                {
                    "last_affected": "7.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:enterprise_linux_workstation"
        }
    ]
}
References

Affected packages

Git / sourceware.org/git/elfutils.git

Affected ranges

Type
GIT
Repo
https://sourceware.org/git/elfutils.git
Events
Introduced
52b6b2f1f49e7385527e9f311f248092be0c0b61
Last affected
52b6b2f1f49e7385527e9f311f248092be0c0b61
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:elfutils_project:elfutils:0.174:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0.174"
        },
        {
            "last_affected": "0.174"
        }
    ],
    "source": "CPE_STRING"
}

Affected versions

0.*
0.174
elfutils-0.*
elfutils-0.174

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-18521.json"