Upstream information

CVE-2016-4568 at MITRE

Description

drivers/media/v4l2-core/videobuf2-v4l2.c in the Linux kernel before 4.5.3 allows local users to cause a denial of service (kernel memory write operation) or possibly have unspecified other impact via a crafted number of planes in a VIDIOC_DQBUF ioctl call.

SUSE information

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 7.15 4.38
Vector AV:L/AC:L/Au:N/C:C/I:C/A:C AV:L/AC:M/Au:N/C:P/I:P/A:P
Access Vector Local Local
Access Complexity Low Medium
Authentication None None
Confidentiality Impact Complete Partial
Integrity Impact Complete Partial
Availability Impact Complete Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.8
Vector AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector Local
Access Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High

This issue is currently rated as having moderate severity.

Note from the SUSE Security Team

This issue was introduced in Linux Kernel 4.4 and fixed before SUSE Linux Enterprise 12 SP2 shipment. Older service packs and products are not affected.

SUSE Bugzilla entries: 979022 [RESOLVED / FIXED], 981516 [RESOLVED / UPSTREAM]

No SUSE Security Announcements cross referenced.


List of planned updates

The following information is the current evaluation information for this security issue. It might neither be accurate nor complete, Use at own risk.
Product(s) Source package
  • SUSE Linux Enterprise Desktop 11 SP4
  • SUSE Linux Enterprise Desktop 12 GA
  • SUSE Linux Enterprise Server 10 SP4 LTSS
  • SUSE Linux Enterprise Server 11 SP2 LTSS
  • SUSE Linux Enterprise Server 11 SP3 LTSS
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Server 12 GA
  • SUSE Linux Enterprise Server for SAP 11 SP3
  • SUSE Linux Enterprise Server for SAP 11 SP4
  • SUSE Linux Enterprise Server for SAP 12 GA
  • SUSE Linux Enterprise Server for SAP 12 SP1
kernel-source