CVE-2016-5418

7.5 HIGH

Published: September 21, 2016 Modified: May 06, 2026

Description

The sandboxing code in libarchive 3.2.0 and earlier mishandles hardlink archive entries of non-zero data size, which might allow remote attackers to write to arbitrary files via a crafted archive file.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-1844.html

Source: secalert@redhat.com

Third Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-1850.html

Source: secalert@redhat.com

Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/08/09/2

Source: secalert@redhat.com

Exploit Technical Description

http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

Source: secalert@redhat.com

Third Party Advisory

http://www.securityfocus.com/bid/93165

Source: secalert@redhat.com

https://access.redhat.com/errata/RHSA-2016:1852

Source: secalert@redhat.com

Third Party Advisory

https://access.redhat.com/errata/RHSA-2016:1853

Source: secalert@redhat.com

Third Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1362601

Source: secalert@redhat.com

Issue Tracking Third Party Advisory VDB Entry

https://gist.github.com/anonymous/e48209b03f1dd9625a992717e7b89c4f

Source: secalert@redhat.com

Exploit Technical Description

https://github.com/libarchive/libarchive/commit/dfd6b54ce33960e420fb206d8872fb759b577ad9

Source: secalert@redhat.com

Patch

https://github.com/libarchive/libarchive/issues/746

Source: secalert@redhat.com

Exploit Patch

https://security.gentoo.org/glsa/201701-03

Source: secalert@redhat.com

http://rhn.redhat.com/errata/RHSA-2016-1844.html