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

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 1.2


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 v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 8.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://seclists.org/oss-sec/2017/q3/437 Mailing List Patch Third Party Advisory
http://www.debian.org/security/2017/dsa-3981
http://www.securityfocus.com/bid/100855 Third Party Advisory VDB Entry
https://bugzilla.novell.com/show_bug.cgi?id=1058410 Issue Tracking Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1491046 Issue Tracking Patch Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git/commit/?id=e785fa0a164aa11001cba931367c7f94ffaff888 Issue Tracking Patch Third Party Advisory
https://marc.info/?t=150525503100001&r=1&w=2 Patch Third Party Advisory
https://usn.ubuntu.com/3583-1/
https://usn.ubuntu.com/3583-2/

Technical Details

Vulnerability Type (View All)

  • NULL Pointer Dereference (CWE-476)

Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-12153
NVD Published Date:
09/21/2017
NVD Last Modified:
03/15/2018