National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-7425 Detail

Current Description

The arcmsr_iop_message_xfer function in drivers/scsi/arcmsr/arcmsr_hba.c in the Linux kernel through 4.8.2 does not restrict a certain length field, which allows local users to gain privileges or cause a denial of service (heap-based buffer overflow) via an ARCMSR_MESSAGE_WRITE_WQBUFFER control code.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

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=7bc2b55a5c030685b399bb65b6baa9ccc3d1f167 Issue Tracking Patch
http://marc.info/?l=linux-scsi&m=147394713328707&w=2 Patch Third Party Advisory
http://marc.info/?l=linux-scsi&m=147394796228991&w=2 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/09/17/2 Mailing List
http://www.securityfocus.com/bid/93037
http://www.ubuntu.com/usn/USN-3144-1
http://www.ubuntu.com/usn/USN-3144-2
http://www.ubuntu.com/usn/USN-3145-1
http://www.ubuntu.com/usn/USN-3145-2
http://www.ubuntu.com/usn/USN-3146-1
http://www.ubuntu.com/usn/USN-3146-2
http://www.ubuntu.com/usn/USN-3147-1
https://bugzilla.redhat.com/show_bug.cgi?id=1377330 Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/7bc2b55a5c030685b399bb65b6baa9ccc3d1f167 Issue Tracking Patch
https://security-tracker.debian.org/tracker/CVE-2016-7425 Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.8.2


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-7425
NVD Published Date:
10/16/2016
NVD Last Modified:
01/06/2017