National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-12153 Detail

Current Description

A security flaw was discovered in the nl80211_set_rekey_data() function in net/wireless/nl80211.c in the Linux kernel through 4.13.3. This function does not check whether the required attributes are present in a Netlink request. This request can be issued by a user with the CAP_NET_ADMIN capability and may result in a NULL pointer dereference and system crash.

Source:  MITRE      Last Modified:  09/21/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-12153
Original release date:
09/21/2017
Last revised:
11/05/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
4.9 Medium
Vector:
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H (legend)
Impact Score:
3.6
Exploitability Score:
1.2
CVSS Version 3 Metrics:
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
High
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
6.8 MEDIUM
Vector:
(AV:N/AC:L/Au:S/C:N/I:N/A:C) (legend)
Impact Subscore:
6.9
Exploitability Subscore:
8.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Required to exploit
Impact Type:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://seclists.org/oss-sec/2017/q3/437 Mailing List; Patch; Third Party Advisory External Source CONFIRM http://seclists.org/oss-sec/2017/q3/437
http://www.debian.org/security/2017/dsa-3981 External Source DEBIAN DSA-3981
http://www.securityfocus.com/bid/100855 Third Party Advisory; VDB Entry External Source BID 100855
https://bugzilla.novell.com/show_bug.cgi?id=1058410 Issue Tracking; Patch; Third Party Advisory External Source CONFIRM https://bugzilla.novell.com/show_bug.cgi?id=1058410
https://bugzilla.redhat.com/show_bug.cgi?id=1491046 Issue Tracking; Patch; Third Party Advisory External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1491046
https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git/commit/?id=e785fa0a164aa11001cba931367c7f94ffaff888 Issue Tracking; Patch; Third Party Advisory External Source CONFIRM https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git/commit/?id=e785fa0a164aa11001cba931367c7f94ffaff888
https://marc.info/?t=150525503100001&r=1&w=2 Patch; Third Party Advisory External Source CONFIRM https://marc.info/?t=150525503100001&r=1&w=2

Technical Details

Vulnerability Type (View All)

  • NULL Pointer Dereference (CWE-476)

Change History 4 change records found - show changes