RHEL 7 : glibc (RHSA-2018:3092)

critical Nessus Plugin ID 118527

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Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:3092 advisory.

- glibc: Incorrect handling of RPATH in elf/dl-load.c can be used to execute code loaded from arbitrary libraries (CVE-2017-16997)

- glibc: Integer overflow in posix_memalign in memalign functions (CVE-2018-6485)

- glibc: Integer overflow in stdlib/canonicalize.c on 32-bit architectures leading to stack-based buffer overflow (CVE-2018-11236)

- glibc: Buffer overflow in __mempcpy_avx512_no_vzeroupper (CVE-2018-11237)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: Critical

ID: 118527

File Name: redhat-RHSA-2018-3092.nasl

Version: 1.10

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 10/31/2018

Updated: 4/27/2024

Supported Sensors: Nessus Agent, Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2017-16997

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2018-6485

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:glibc-headers, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:glibc-utils, p-cpe:/a:redhat:enterprise_linux:glibc-common, p-cpe:/a:redhat:enterprise_linux:glibc-devel, p-cpe:/a:redhat:enterprise_linux:glibc-static, p-cpe:/a:redhat:enterprise_linux:glibc, p-cpe:/a:redhat:enterprise_linux:nscd

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/30/2018

Vulnerability Publication Date: 12/18/2017

Reference Information

CVE: CVE-2017-16997, CVE-2018-11236, CVE-2018-11237, CVE-2018-6485

CWE: 119, 121, 190, 470

RHSA: 2018:3092

Detections

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