CVE-2016-8646

5.5 MEDIUM

Published: November 28, 2016 Modified: May 06, 2026

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

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

Source: secalert@redhat.com

Issue Tracking Patch Vendor 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 List Third 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 Tracking Patch Third Party Advisory

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