Vulnerability Description
The TCP stack in the Linux kernel before 4.8.10 mishandles skb truncation, which allows local users to cause a denial of service (system crash) via a crafted application that makes sendto system calls, related to net/ipv4/tcp_ipv4.c and net/ipv6/tcp_ipv6.c.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.8.9 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac6e78Issue TrackingPatchVendor Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.10Release Notes
- http://www.openwall.com/lists/oss-security/2016/11/11/3Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/11/30/3
- http://www.securityfocus.com/bid/94264Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037285
- https://access.redhat.com/errata/RHSA-2017:1842
- https://access.redhat.com/errata/RHSA-2017:2077
- https://access.redhat.com/errata/RHSA-2017:2669
- https://bugzilla.redhat.com/show_bug.cgi?id=1393904Issue Tracking
- https://github.com/torvalds/linux/commit/ac6e780070e30e4c35bd395acfe9191e6268bddIssue TrackingPatchThird Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac6e78Issue TrackingPatchVendor Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.10Release Notes
- http://www.openwall.com/lists/oss-security/2016/11/11/3Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/11/30/3
FAQ
What is CVE-2016-8645?
CVE-2016-8645 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The TCP stack in the Linux kernel before 4.8.10 mishandles skb truncation, which allows local users to cause a denial of service (system crash) via a crafted application that makes sendto system calls...
How severe is CVE-2016-8645?
CVE-2016-8645 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-8645?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.