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CVE Vulnerabilities

CVE-2018-16402

Double Free

Published: Sep 03, 2018 | Modified: Nov 21, 2024
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
4.3 LOW
CVSS:3.0/AV:N/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-2018-16402
CWEhttps://cwe.mitre.org/data/definitions/415.html

libelf/elf_end.c in elfutils 0.173 allows remote attackers to cause a denial of service (double free and application crash) or possibly have unspecified other impact because it tries to decompress twice.

Weakness

The product calls free() twice on the same memory address.

Affected Software

NameVendorStart VersionEnd Version
ElfutilsElfutils_project0.173 (including)0.173 (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*
Red Hat Enterprise Linux 7.6 Extended Update SupportRedHatelfutils-0:0.172-4.el7_6*
ElfutilsUbuntubionic*
ElfutilsUbuntucosmic*
ElfutilsUbuntuesm-infra/bionic*
ElfutilsUbuntuesm-infra/xenial*
ElfutilsUbuntuprecise/esm*
ElfutilsUbuntutrusty*
ElfutilsUbuntuupstream*
ElfutilsUbuntuxenial*

Potential Mitigations

References

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