Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2015-8934

The copy_from_lzss_window function in archive_read_support_format_rar.c in libarchive 3.2.0 and earlier allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted rar file.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.5, requiring local system access to exploit with relatively low complexity though user interaction is required and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 5 products from suse, from suse, from suse and 2 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2016, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2016-09-20T14:15:20.917

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	suse	linux_enterprise_desktop	12	Yes
Operating System	suse	linux_enterprise_server	12	Yes
Operating System	suse	linux_enterprise_software_development_kit	12	Yes
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	15.10	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Application	libarchive	libarchive	≤ 3.1.901a	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.html Third Party Advisory ([email protected])
http://rhn.redhat.com/errata/RHSA-2016-1844.html ([email protected])
http://www.debian.org/security/2016/dsa-3657 ([email protected])
http://www.openwall.com/lists/oss-security/2016/06/17/2 Mailing List, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/06/17/5 Mailing List, Third Party Advisory ([email protected])
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html ([email protected])
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html ([email protected])
http://www.securityfocus.com/bid/91409 ([email protected])
http://www.ubuntu.com/usn/USN-3033-1 Third Party Advisory ([email protected])
https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html Third Party Advisory ([email protected])
https://github.com/libarchive/libarchive/issues/521 Exploit, Issue Tracking, Patch, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/201701-03 ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2016-1844.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2016/dsa-3657 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2016/06/17/2 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2016/06/17/5 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/91409 (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3033-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libarchive/libarchive/issues/521 Exploit, Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201701-03 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For suse's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.