SUSE SLED15 / SLES15 Security Update : libgit2 (SUSE-SU-2018:2469-1)

Medium Nessus Plugin ID 120086

Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for libgit2 to version 0.26.5 fixes the following issues:
The following security vulnerabilities were addressed :

- CVE-2018-10887: Fixed an integer overflow which in turn leads to an out of bound read, allowing to read the base object, which could be exploited by an attacker to cause denial of service (DoS) (bsc#1100613).

- CVE-2018-10888: Fixed an out-of-bound read while reading a binary delta file, which could be exploited by an attacker t ocause a denial of service (DoS) (bsc#1100612).

- CVE-2018-11235: Fixed a remote code execution, which could occur with a crafted .gitmodules file (bsc#1095219)

- CVE-2018-15501: Prevent out-of-bounds reads when processing smart-protocol 'ng' packets (bsc#1104641)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Module for Development Tools 15:zypper in -t patch SUSE-SLE-Module-Development-Tools-15-2018-1731=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1095219

https://bugzilla.suse.com/show_bug.cgi?id=1100612

https://bugzilla.suse.com/show_bug.cgi?id=1100613

https://bugzilla.suse.com/show_bug.cgi?id=1104641

https://www.suse.com/security/cve/CVE-2018-10887/

https://www.suse.com/security/cve/CVE-2018-10888/

https://www.suse.com/security/cve/CVE-2018-11235/

https://www.suse.com/security/cve/CVE-2018-15501/

http://www.nessus.org/u?179befed

Plugin Details

Severity: Medium

ID: 120086

File Name: suse_SU-2018-2469-1.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2019/01/02

Updated: 2019/09/10

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 6.8

Temporal Score: 5.3

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

Base Score: 8.1

Temporal Score: 7.3

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libgit2, p-cpe:/a:novell:suse_linux:libgit2-26-debuginfo, p-cpe:/a:novell:suse_linux:libgit2-debugsource, p-cpe:/a:novell:suse_linux:libgit2-devel, cpe:/o:novell:suse_linux:15

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2018/08/21

Vulnerability Publication Date: 2018/05/30

Reference Information

CVE: CVE-2018-10887, CVE-2018-10888, CVE-2018-11235, CVE-2018-15501