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Scientific Linux Security Update : zsh on SL7.x x86_64 (20181030)

critical Nessus Plugin ID 119204

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Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

 - zsh: Stack-based buffer overflow in gen_matches_files() at compctl.c (CVE-2018-1083)

 - zsh: buffer overflow for very long fds in >& fd syntax (CVE-2014-10071)

 - zsh: buffer overflow when scanning very long directory paths for symbolic links (CVE-2014-10072)

 - zsh: NULL dereference in cd in sh compatibility mode under given circumstances (CVE-2017-18205)

 - zsh: buffer overrun in symlinks (CVE-2017-18206)

 - zsh: Stack-based buffer overflow in exec.c:hashcmd() (CVE-2018-1071)

 - zsh: buffer overflow in utils.c:checkmailpath() can lead to local arbitrary code execution (CVE-2018-1100)

 - zsh: crash on copying empty hash table (CVE-2018-7549)

Solution

Update the affected zsh, zsh-debuginfo and / or zsh-html packages.

See Also

http://www.nessus.org/u?a531a134

Plugin Details

Severity: Critical

ID: 119204

File Name: sl_20181030_zsh_on_SL7_x.nasl

Version: 1.5

Type: local

Agent: unix

Published: 11/27/2018

Updated: 7/18/2024

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2017-18206

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:zsh-debuginfo, x-cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:zsh, p-cpe:/a:fermilab:scientific_linux:zsh-html

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/30/2018

Vulnerability Publication Date: 2/27/2018

Reference Information

CVE: CVE-2014-10071, CVE-2014-10072, CVE-2017-18205, CVE-2017-18206, CVE-2018-1071, CVE-2018-1083, CVE-2018-1100, CVE-2018-7549