Vulnerability Description
The read_Header function in archive_read_support_format_7zip.c in libarchive 3.2.1 allows remote attackers to cause a denial of service (out-of-bounds read) via multiple EmptyStream attributes in a header in a 7zip archive.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libarchive | Libarchive | 3.2.1 |
| Opensuse | Leap | 42.2 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00027.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/16/11Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/93781Third Party AdvisoryVDB Entry
- https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-heap-based-buffer-overPatchThird Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1377925Issue TrackingPatch
- https://github.com/libarchive/libarchive/commit/7f17c791dcfd8c0416e2cd2485b19410Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00037.html
- https://security.gentoo.org/glsa/201701-03PatchThird Party AdvisoryVDB Entry
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00027.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/16/11Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/93781Third Party AdvisoryVDB Entry
- https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-heap-based-buffer-overPatchThird Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1377925Issue TrackingPatch
- https://github.com/libarchive/libarchive/commit/7f17c791dcfd8c0416e2cd2485b19410Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00037.html
FAQ
What is CVE-2016-8689?
CVE-2016-8689 is a vulnerability with a CVSS score of 7.5 (HIGH). The read_Header function in archive_read_support_format_7zip.c in libarchive 3.2.1 allows remote attackers to cause a denial of service (out-of-bounds read) via multiple EmptyStream attributes in a he...
How severe is CVE-2016-8689?
CVE-2016-8689 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-8689?
Check the references section above for vendor advisories and patch information. Affected products include: Libarchive Libarchive, Opensuse Leap.