CVE-2015-8916

MEDIUM

Canonical Ubuntu Linux < 3.1.901a - NULL Pointer Dereference

Title source: rule

Description

bsdtar in libarchive before 3.2.0 returns a success code without filling the entry when the header is a "split file in multivolume RAR," which allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted rar file.

References (11)

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-1844.html

[Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/06/17/2

[Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/06/17/5

[Vendor Advisory] http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/91296

[Third Party Advisory] http://www.ubuntu.com/usn/USN-3033-1

[Third Party Advisory] https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html

[Third Party Advisory] https://security-tracker.debian.org/tracker/CVE-2015-8916

[Issue Tracking] https://github.com/libarchive/libarchive/issues/504

[Third Party Advisory] http://www.debian.org/security/2016/dsa-3657

[Third Party Advisory] https://security.gentoo.org/glsa/201701-03

Scores

CVSS v3 6.5

EPSS 0.0116

EPSS Percentile 78.3%

Attack Vector NETWORK

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

Classification

CWE

CWE-476

Status published

Affected Products (8)

canonical/ubuntu_linux

canonical/ubuntu_linux

canonical/ubuntu_linux

canonical/ubuntu_linux

debian/debian_linux

debian/debian_linux

libarchive/libarchive < 3.1.901a

n/a/n/a

Timeline

Published Sep 20, 2016

Tracked Since Feb 18, 2026