Vulnerability Description
The hash_accept function in crypto/algif_hash.c in the Linux kernel before 4.3.6 allows local users to cause a denial of service (OOPS) by attempting to trigger use of in-kernel hash algorithms for a socket that has received zero bytes of data.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.3.5 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4afa5fIssue TrackingPatchVendor Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.6Release Notes
- http://www.openwall.com/lists/oss-security/2016/11/15/2Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/94309
- https://access.redhat.com/errata/RHSA-2017:1297
- https://access.redhat.com/errata/RHSA-2017:1298
- https://access.redhat.com/errata/RHSA-2017:1308
- https://bugzilla.redhat.com/show_bug.cgi?id=1388821Issue Tracking
- https://github.com/torvalds/linux/commit/4afa5f9617927453ac04b24b584f6c718dfb4f4Issue TrackingPatchThird Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4afa5fIssue TrackingPatchVendor Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.6Release Notes
- http://www.openwall.com/lists/oss-security/2016/11/15/2Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/94309
- https://access.redhat.com/errata/RHSA-2017:1297
- https://access.redhat.com/errata/RHSA-2017:1298
FAQ
What is CVE-2016-8646?
CVE-2016-8646 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The hash_accept function in crypto/algif_hash.c in the Linux kernel before 4.3.6 allows local users to cause a denial of service (OOPS) by attempting to trigger use of in-kernel hash algorithms for a ...
How severe is CVE-2016-8646?
CVE-2016-8646 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-2016-8646?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.