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

Overall state of this security issue: Pending

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 7.2 4.4
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

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.


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Desktop 11 SP4 kernel-source Affected
SUSE Linux Enterprise Desktop 12 GA kernel-source Affected
SUSE Linux Enterprise Desktop 12 SP1 kernel-source Unsupported
SUSE Linux Enterprise Server 10 SP4 LTSS kernel-source Affected
SUSE Linux Enterprise Server 11 SP2 LTSS kernel-source Affected
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-source Affected
SUSE Linux Enterprise Server 11 SP4 kernel-source Affected
SUSE Linux Enterprise Server 12 GA kernel-source Affected
SUSE Linux Enterprise Server 12 SP1 kernel-source Unsupported