Vulnerabilities
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CVE Vulnerabilities

CVE-2018-18521

Divide By Zero

Published: Oct 19, 2018 | Modified: Nov 21, 2024
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
3.3 LOW
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Ubuntu
LOW
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2018-18521
CWEhttps://cwe.mitre.org/data/definitions/369.html

Divide-by-zero vulnerabilities in the function arlib_add_symbols() 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.

Weakness

The product divides a value by zero.

Affected Software

NameVendorStart VersionEnd Version
ElfutilsElfutils_project0.174 (including)0.174 (including)
Red Hat Ansible Tower 3.4 for RHEL 7RedHatansible-tower-34/ansible-tower-memcached:1.4.15-28*
Red Hat Ansible Tower 3.4 for RHEL 7RedHatansible-tower-35/ansible-tower-memcached:1.4.15-28*
Red Hat Ansible Tower 3.4 for RHEL 7RedHatansible-tower-37/ansible-tower-memcached-rhel7:1.4.15-28*
Red Hat Enterprise Linux 7RedHatelfutils-0:0.176-2.el7*
ElfutilsUbuntubionic*
ElfutilsUbuntucosmic*
ElfutilsUbuntuesm-infra-legacy/trusty*
ElfutilsUbuntuesm-infra/bionic*
ElfutilsUbuntuesm-infra/xenial*
ElfutilsUbuntuprecise/esm*
ElfutilsUbuntutrusty*
ElfutilsUbuntutrusty/esm*
ElfutilsUbuntuupstream*
ElfutilsUbuntuxenial*

References

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