National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-8890 Detail

Current Description

The inet_csk_clone_lock function in net/ipv4/inet_connection_sock.c in the Linux kernel through 4.10.15 allows attackers to cause a denial of service (double free) or possibly have unspecified other impact by leveraging use of the accept system call.

Source:  MITRE      Last Modified:  05/10/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-8890
Original release date:
05/10/2017
Last revised:
01/04/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
9.8 Critical
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (legend)
Impact Score:
5.9
Exploitability Score:
3.9
CVSS Version 3 Metrics:
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
10.0 HIGH
Vector:
(AV:N/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=657831ffc38e30092a2d5f03d385d710eb88b09a Issue Tracking; Patch; Third Party Advisory External Source CONFIRM http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=657831ffc38e30092a2d5f03d385d710eb88b09a
http://www.debian.org/security/2017/dsa-3886 External Source DEBIAN DSA-3886
http://www.securityfocus.com/bid/98562 External Source BID 98562
https://access.redhat.com/errata/RHSA-2017:1842 External Source REDHAT RHSA-2017:1842
https://access.redhat.com/errata/RHSA-2017:2077 External Source REDHAT RHSA-2017:2077
https://access.redhat.com/errata/RHSA-2017:2669 External Source REDHAT RHSA-2017:2669
https://github.com/torvalds/linux/commit/657831ffc38e30092a2d5f03d385d710eb88b09a Issue Tracking; Patch; Third Party Advisory External Source CONFIRM https://github.com/torvalds/linux/commit/657831ffc38e30092a2d5f03d385d710eb88b09a
https://source.android.com/security/bulletin/2017-09-01 External Source CONFIRM https://source.android.com/security/bulletin/2017-09-01

Technical Details

Vulnerability Type (View All)

Change History 6 change records found - show changes