National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2017-17052 Detail

Current Description

The mm_init function in kernel/fork.c in the Linux kernel before 4.12.10 does not clear the ->exe_file member of a new process's mm_struct, allowing a local attacker to achieve a use-after-free or possibly have unspecified other impact by running a specially crafted program.

Source:  MITRE
Description Last Modified:  11/28/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8

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

CVSS v2.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
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=2b7e8665b4ff51c034c55df3cff76518d1a9ee3a Issue Tracking Patch
http://www.securityfocus.com/bid/102009 Third Party Advisory VDB Entry
https://github.com/torvalds/linux/commit/2b7e8665b4ff51c034c55df3cff76518d1a9ee3a Patch
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.10 Issue Tracking

Technical Details

Vulnerability Type (View All)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-17052
NVD Published Date:
11/28/2017
NVD Last Modified:
12/20/2017