CVE-2016-7166 Information

Description

libarchive before 3.2.0 does not limit the number of recursive decompressions which allows remote attackers to cause a denial of service (memory consumption and application crash) via a crafted gzip file.

CVSS Vector

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

Reference

http://rhn.redhat.com/errata/RHSA-2016-1844.html http://rhn.redhat.com/errata/RHSA-2016-1850.html http://www.openwall.com/lists/oss-security/2016/09/08/15 http://www.openwall.com/lists/oss-security/2016/09/08/18 http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html http://www.securityfocus.com/bid/92901 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=207362 https://bugzilla.redhat.com/show_bug.cgi?id=1347086 https://github.com/libarchive/libarchive/commit/6e06b1c89dd0d16f74894eac4cfc1327a06ee4a0 https://github.com/libarchive/libarchive/issues/660 https://security.gentoo.org/glsa/201701-03

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5