CVE-2016-8646
UnknownEPSS 0.43%
Last modified
CVE-2016-8646 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.3.5 |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4afa5f9617927453ac04b24b584f6c718dfb4f45Issue Tracking, Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2016/11/15/2Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1388821Issue Tracking
- https://github.com/torvalds/linux/commit/4afa5f9617927453ac04b24b584f6c718dfb4f45Issue Tracking, Patch, Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4afa5f9617927453ac04b24b584f6c718dfb4f45Issue Tracking, Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2016/11/15/2Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1388821Issue Tracking
- https://github.com/torvalds/linux/commit/4afa5f9617927453ac04b24b584f6c718dfb4f45Issue Tracking, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-8646?
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.
How severe is CVE-2016-8646?
Severity scoring for CVE-2016-8646 is pending analysis. The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2016-8646?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2016
- CVE-2016-8640A SQL injection vulnerability in pycsw all versions before 2…
- CVE-2016-8641A privilege escalation vulnerability was found in nagios 4.2…6.7
- CVE-2016-8642In Moodle 2.x and 3.x, the question engine allows access to …
- CVE-2016-8643In Moodle 2.x and 3.x, non-admin site managers may accidenta…
- CVE-2016-8644In Moodle 2.x and 3.x, the capability to view course notes i…
- CVE-2016-8645The TCP stack in the Linux kernel before 4.8.10 mishandles s…
- CVE-2016-8647An input validation vulnerability was found in Ansible's mys…4.9
- CVE-2016-8648It was found that the Karaf container used by Red Hat JBoss …7.2
- CVE-2016-8649lxc-attach in LXC before 1.0.9 and 2.x before 2.0.6 allows a…
- CVE-2016-8650The mpi_powm function in lib/mpi/mpi-pow.c in the Linux kern…
- CVE-2016-8651An input validation flaw was found in the way OpenShift 3 ha…3.1
- CVE-2016-8652The auth component in Dovecot before 2.2.27, when auth-polic…
Are you affected by CVE-2016-8646?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST