Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 12.04 |
| Debian | Debian Linux | 7.0 |
| Libarchive | Libarchive | <= 3.1.901a |
Related Weaknesses (CWE)
References
- http://rhn.redhat.com/errata/RHSA-2016-1844.html
- http://www.debian.org/security/2016/dsa-3657
- http://www.openwall.com/lists/oss-security/2016/06/17/2Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/06/17/5Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.h
- http://www.securityfocus.com/bid/91296
- http://www.ubuntu.com/usn/USN-3033-1Third Party Advisory
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchThird Party Advisory
- https://github.com/libarchive/libarchive/issues/504
- https://security-tracker.debian.org/tracker/CVE-2015-8916Third Party Advisory
- https://security.gentoo.org/glsa/201701-03
- http://rhn.redhat.com/errata/RHSA-2016-1844.html
- http://www.debian.org/security/2016/dsa-3657
- http://www.openwall.com/lists/oss-security/2016/06/17/2Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/06/17/5Third Party Advisory
FAQ
What is CVE-2015-8916?
CVE-2015-8916 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 (NUL...
How severe is CVE-2015-8916?
CVE-2015-8916 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-8916?
Check the references section above for vendor advisories and patch information. Affected products include: Canonical Ubuntu Linux, Debian Debian Linux, Libarchive Libarchive.