CVE-2016-8646

Published: Nov 28, 2016Modified: May 6, 2026

5.5

Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitability: 1.8 / Impact: 3.6

Source: NVD

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.

Affected (1)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	Up to 4.3.5

Related CWEs

CWE-476

NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

References (18)

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4afa5f9617927453ac04b24b584f6c718dfb4f45

Source: secalert@redhat.com

Issue TrackingPatchVendor Advisory

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.6

Source: secalert@redhat.com

Release Notes

http://www.openwall.com/lists/oss-security/2016/11/15/2

Source: secalert@redhat.com

Mailing ListThird Party Advisory

http://www.securityfocus.com/bid/94309

Source: secalert@redhat.com

https://access.redhat.com/errata/RHSA-2017:1297

Source: secalert@redhat.com

https://access.redhat.com/errata/RHSA-2017:1298

Source: secalert@redhat.com

https://access.redhat.com/errata/RHSA-2017:1308

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=1388821

Source: secalert@redhat.com

Issue Tracking

https://github.com/torvalds/linux/commit/4afa5f9617927453ac04b24b584f6c718dfb4f45

Source: secalert@redhat.com

Issue TrackingPatchThird Party Advisory

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4afa5f9617927453ac04b24b584f6c718dfb4f45