National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-8658 Detail

Description

Stack-based buffer overflow in the brcmf_cfg80211_start_ap function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux kernel before 4.7.5 allows local users to cause a denial of service (system crash) or possibly have unspecified other impact via a long SSID Information Element in a command to a Netlink socket.

Source:  MITRE
Description Last Modified:  10/16/2016

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.1 MEDIUM
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H (V3 legend)
Impact Score: 4.2
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): None
Integrity (I): Low
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 5.6 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:P/A:C) (V2 legend)
Impact Subscore: 7.8
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): Complete
Additional 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=ded89912156b1a47d940a0c954c43afbabd0c42c Issue Tracking Patch
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.5 Release Notes
http://www.openwall.com/lists/oss-security/2016/10/13/1 Mailing List
http://www.securityfocus.com/bid/93541
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
https://bugzilla.redhat.com/show_bug.cgi?id=1384403 Issue Tracking
https://github.com/torvalds/linux/commit/ded89912156b1a47d940a0c954c43afbabd0c42c Issue Tracking Patch

Technical Details

Vulnerability Type (View All)

Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-8658
NVD Published Date:
10/16/2016
NVD Last Modified:
01/06/2017