CVE-2017-5577 Detail

Current Description

The vc4_get_bcl function in drivers/gpu/drm/vc4/vc4_gem.c in the VideoCore DRM driver in the Linux kernel before 4.9.7 does not set an errno value upon certain overflow detections, which allows local users to cause a denial of service (incorrect pointer dereference and OOPS) via inconsistent size values in a VC4_SUBMIT_CL ioctl call.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  5.5 MEDIUM
Vector:  CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H


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Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6b8ac63847bc2f958dd93c09edc941a0118992d9 Issue Tracking  Patch  Third Party Advisory 
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.7 Release Notes  Vendor Advisory 
http://www.openwall.com/lists/oss-security/2017/01/21/7 Mailing List  Patch  Third Party Advisory 
http://www.securityfocus.com/bid/95765 Third Party Advisory  VDB Entry 
https://bugzilla.redhat.com/show_bug.cgi?id=1416437 Issue Tracking  Patch 
https://github.com/torvalds/linux/commit/6b8ac63847bc2f958dd93c09edc941a0118992d9 Issue Tracking  Patch  Third Party Advisory 
https://lkml.org/lkml/2017/1/17/759 Mailing List  Patch  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-388 7PK - Errors cwe source acceptance level NIST  

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-5577
NVD Published Date:
02/06/2017
NVD Last Modified:
02/08/2017
Source:
MITRE