National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-10208 Detail

Current Description

The ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.9.8 does not properly validate meta block groups, which allows physically proximate attackers to cause a denial of service (out-of-bounds read and system crash) via a crafted ext4 image.

Source:  MITRE
Description Last Modified:  02/06/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 0.7

Attack Vector (AV): Physical
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
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://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3a4b77cd47bb837b8557595ec7425f281f2ca1fe Issue Tracking Patch Third Party Advisory
http://seclists.org/fulldisclosure/2016/Nov/75 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/02/05/3 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/94354
https://access.redhat.com/errata/RHSA-2017:1297
https://access.redhat.com/errata/RHSA-2017:1298
https://access.redhat.com/errata/RHSA-2017:1308
https://bugzilla.redhat.com/show_bug.cgi?id=1395190 Issue Tracking Patch
https://github.com/torvalds/linux/commit/3a4b77cd47bb837b8557595ec7425f281f2ca1fe Issue Tracking Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
https://usn.ubuntu.com/3754-1/

Technical Details

Vulnerability Type (View All)

Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-10208
NVD Published Date:
02/06/2017
NVD Last Modified:
08/24/2018