RHEL 6 : libguestfs (RHSA-2017:0564)

Medium Nessus Plugin ID 97872


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


An update for libguestfs is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The libguestfs packages contain a library, which is used for accessing and modifying virtual machine (VM) disk images.

Security Fix(es) :

* An integer conversion flaw was found in the way OCaml's String handled its length. Certain operations on an excessively long String could trigger a buffer overflow or result in an information leak.

Note: The libguestfs packages in this advisory were rebuilt with a fixed version of OCaml to address this issue.

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 6.9 Release Notes and Red Hat Enterprise Linux 6.9 Technical Notes linked from the References section.


Update the affected packages.

See Also




Plugin Details

Severity: Medium

ID: 97872

File Name: redhat-RHSA-2017-0564.nasl

Version: $Revision: 3.2 $

Type: local

Agent: unix

Published: 2017/03/22

Modified: 2017/03/28

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 6.4

Temporal Score: 5

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

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


Base Score: 9.1

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:libguestfs, p-cpe:/a:redhat:enterprise_linux:libguestfs-debuginfo, p-cpe:/a:redhat:enterprise_linux:libguestfs-devel, p-cpe:/a:redhat:enterprise_linux:libguestfs-java, p-cpe:/a:redhat:enterprise_linux:libguestfs-java-devel, p-cpe:/a:redhat:enterprise_linux:libguestfs-javadoc, p-cpe:/a:redhat:enterprise_linux:libguestfs-tools, p-cpe:/a:redhat:enterprise_linux:libguestfs-tools-c, p-cpe:/a:redhat:enterprise_linux:ocaml-libguestfs, p-cpe:/a:redhat:enterprise_linux:ocaml-libguestfs-devel, p-cpe:/a:redhat:enterprise_linux:perl-Sys-Guestfs, p-cpe:/a:redhat:enterprise_linux:python-libguestfs, p-cpe:/a:redhat:enterprise_linux:ruby-libguestfs, cpe:/o:redhat:enterprise_linux:6

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: 2017/03/21

Reference Information

CVE: CVE-2015-8869

OSVDB: 137809

RHSA: 2017:0564