GLSA-201708-08 : bzip2: Denial of Service

Medium Nessus Plugin ID 102620


The remote Gentoo host is missing one or more security-related patches.


The remote host is affected by the vulnerability described in GLSA-201708-08 (bzip2: Denial of Service)

A use-after-free flaw was found in bzip2recover, leading to a null pointer dereference, or a write to a closed file descriptor. Please review the CVE identifier referenced below for details.
Impact :

A remote attacker could entice a user to process a specially crafted bzip2 archive using bzip2recover, possibly resulting in a Denial of Service condition.
Workaround :

There is no known workaround at this time.


All bzip2 users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=app-arch/bzip2-1.0.6-r8'

See Also

Plugin Details

Severity: Medium

ID: 102620

File Name: gentoo_GLSA-201708-08.nasl

Version: $Revision: 3.1 $

Type: local

Published: 2017/08/21

Modified: 2017/08/21

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 4.3

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


Base Score: 6.5

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:bzip2, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Patch Publication Date: 2017/08/21

Reference Information

CVE: CVE-2016-3189

GLSA: 201708-08