CVE-2015-8921
First published: Tue Sep 20 2016(Updated: )
The ae_strtofflags function in archive_entry.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted mtree file.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SUSE Linux Enterprise Software Development Kit | =12.0-sp1 | |
| SUSE Linux Enterprise Desktop | =12.0-sp1 | |
| SUSE Linux Enterprise Server | =12.0-sp1 | |
| libarchive | <=3.1.901a | |
| Ubuntu | =12.04 | |
| Ubuntu | =14.04 | |
| Ubuntu | =15.10 | |
| Ubuntu | =16.04 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.html
- http://rhn.redhat.com/errata/RHSA-2016-1844.html
- http://rhn.redhat.com/errata/RHSA-2016-1850.html
- http://www.debian.org/security/2016/dsa-3657
- http://www.openwall.com/lists/oss-security/2016/06/17/2
- http://www.openwall.com/lists/oss-security/2016/06/17/5
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/91307
- http://www.ubuntu.com/usn/USN-3033-1
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html
- https://github.com/libarchive/libarchive/issues/512
- https://security.gentoo.org/glsa/201701-03
Frequently Asked Questions
What is the severity of CVE-2015-8921?
CVE-2015-8921 has a medium severity level as it can lead to denial of service due to an out-of-bounds read.
How do I fix CVE-2015-8921?
To fix CVE-2015-8921, upgrade to libarchive version 3.2.0 or later.
Which software is affected by CVE-2015-8921?
CVE-2015-8921 affects libarchive versions up to 3.1.901a and specific versions of SUSE Linux and Ubuntu Linux.
Can CVE-2015-8921 be exploited remotely?
Yes, CVE-2015-8921 can be exploited by remote attackers through crafted mtree files.
What types of attacks does CVE-2015-8921 allow?
CVE-2015-8921 allows for denial of service attacks via an out-of-bounds read.
- agent/references
- agent/author
- agent/type
- agent/severity
- agent/weakness
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/event
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-api
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/novell
- canonical/suse linux enterprise software development kit
- version/suse linux enterprise software development kit/12.0-sp1
- canonical/suse linux enterprise desktop
- version/suse linux enterprise desktop/12.0-sp1
- canonical/suse linux enterprise server
- version/suse linux enterprise server/12.0-sp1
- vendor/libarchive
- canonical/libarchive
- version/libarchive/3.1.901a
- vendor/canonical
- canonical/ubuntu
- version/ubuntu/12.04
- version/ubuntu/14.04
- version/ubuntu/15.10
- version/ubuntu/16.04