National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-7533 Detail

Current Description

Race condition in the fsnotify implementation in the Linux kernel through 4.12.4 allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted application that leverages simultaneous execution of the inotify_handle_event and vfs_rename functions.

Source:  MITRE      Last Modified:  08/07/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-7533
Original release date:
08/05/2017
Last revised:
01/04/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
7.0 High
Vector:
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H (legend)
Impact Score:
5.9
Exploitability Score:
1.0
CVSS Version 3 Metrics:
Attack Vector (AV):
Local
Attack Complexity (AC):
High
Privileges Required (PR):
Low
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:
6.9 MEDIUM
Vector:
(AV:L/AC:M/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
3.4
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Medium
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=49d31c2f389acfe83417083e1208422b4091cd9e Issue Tracking; Patch; Third Party Advisory External Source MISC http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=49d31c2f389acfe83417083e1208422b4091cd9e
http://openwall.com/lists/oss-security/2017/08/03/2 Mailing List; Patch; Third Party Advisory External Source MISC http://openwall.com/lists/oss-security/2017/08/03/2
http://www.debian.org/security/2017/dsa-3927 External Source DEBIAN DSA-3927
http://www.debian.org/security/2017/dsa-3945 External Source DEBIAN DSA-3945
http://www.securityfocus.com/bid/100123 Third Party Advisory; VDB Entry External Source BID 100123
http://www.securitytracker.com/id/1039075 Third Party Advisory; VDB Entry External Source SECTRACK 1039075
https://access.redhat.com/errata/RHSA-2017:2473 External Source REDHAT RHSA-2017:2473
https://access.redhat.com/errata/RHSA-2017:2585 External Source REDHAT RHSA-2017:2585
https://access.redhat.com/errata/RHSA-2017:2669 External Source REDHAT RHSA-2017:2669
https://access.redhat.com/errata/RHSA-2017:2770 External Source REDHAT RHSA-2017:2770
https://access.redhat.com/errata/RHSA-2017:2869 External Source REDHAT RHSA-2017:2869
https://bugzilla.redhat.com/show_bug.cgi?id=1468283 Issue Tracking; Patch; Third Party Advisory External Source MISC https://bugzilla.redhat.com/show_bug.cgi?id=1468283
https://github.com/torvalds/linux/commit/49d31c2f389acfe83417083e1208422b4091cd9e Issue Tracking; Patch; Third Party Advisory External Source MISC https://github.com/torvalds/linux/commit/49d31c2f389acfe83417083e1208422b4091cd9e
https://patchwork.kernel.org/patch/9755753/ Issue Tracking; Patch; Third Party Advisory External Source MISC https://patchwork.kernel.org/patch/9755753/
https://patchwork.kernel.org/patch/9755757/ Issue Tracking; Patch; Third Party Advisory External Source MISC https://patchwork.kernel.org/patch/9755757/
https://source.android.com/security/bulletin/2017-12-01 External Source CONFIRM https://source.android.com/security/bulletin/2017-12-01
https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1408967.html Issue Tracking; Patch; Third Party Advisory External Source MISC https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1408967.html

Technical Details

Vulnerability Type (View All)

Change History 9 change records found - show changes