Vulnerability Description
The tipc_msg_build function in net/tipc/msg.c in the Linux kernel through 4.8.11 does not validate the relationship between the minimum fragment length and the maximum packet size, which allows local users to gain privileges or cause a denial of service (heap-based buffer overflow) by leveraging the CAP_NET_ADMIN capability.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.16, < 3.2.85 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2016/11/08/5Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/94211Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1390832Issue Tracking
- https://www.mail-archive.com/netdev%40vger.kernel.org/msg133205.html
- http://www.openwall.com/lists/oss-security/2016/11/08/5Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/94211Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1390832Issue Tracking
- https://www.mail-archive.com/netdev%40vger.kernel.org/msg133205.html
FAQ
What is CVE-2016-8632?
CVE-2016-8632 is a vulnerability with a CVSS score of 7.8 (HIGH). The tipc_msg_build function in net/tipc/msg.c in the Linux kernel through 4.8.11 does not validate the relationship between the minimum fragment length and the maximum packet size, which allows local ...
How severe is CVE-2016-8632?
CVE-2016-8632 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-8632?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.