National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-4805 Detail

Description

Use-after-free vulnerability in drivers/net/ppp/ppp_generic.c in the Linux kernel before 4.5.2 allows local users to cause a denial of service (memory corruption and system crash, or spinlock) or possibly have unspecified other impact by removing a network namespace, related to the ppp_register_net_channel and ppp_unregister_channel functions.

Source:  MITRE
Description Last Modified:  05/23/2016

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=1f461dcdd296eecedaffffc6bae2bfa90bd7eb89 Patch
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html Mailing List Release Notes
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html Mailing List Release Notes
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html Mailing List Release Notes
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
http://www.debian.org/security/2016/dsa-3607
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2 Mailing List
http://www.openwall.com/lists/oss-security/2016/05/15/2 Mailing List Patch
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
http://www.securityfocus.com/bid/90605
http://www.securitytracker.com/id/1036763
http://www.ubuntu.com/usn/USN-3021-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3021-2 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1335803 Issue Tracking
https://github.com/torvalds/linux/commit/1f461dcdd296eecedaffffc6bae2bfa90bd7eb89 Patch

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:-:*:*:*:*:*:*
Configuration 2
OR
cpe:2.3:a:novell:suse_linux_enterprise_workstation_extension:12.0:-:*:*:*:*:*:*
Configuration 3
OR
cpe:2.3:a:novell:suse_linux_enterprise_module_for_public_cloud:12.0:-:*:*:*:*:*:*
Configuration 4
OR
cpe:2.3:o:novell:suse_linux_enterprise_server:11.0:sp4:*:*:*:*:*:*
Configuration 5
OR
cpe:2.3:a:novell:suse_linux_enterprise_module_for_public_cloud:12.0:-:*:*:*:*:*:*
Configuration 6
OR
cpe:2.3:o:novell:opensuse_leap:42.1:*:*:*:*:*:*:*
Configuration 7
OR
cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:11.0:sp4:*:*:*:*:*:*
Configuration 8
OR
cpe:2.3:o:redhat:enterprise_linux:6:*:*:*:*:*:*:*
Configuration 9
OR
cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*
Configuration 10
OR
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*    versions up to (including) 4.5.1
Configuration 11
OR
cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:12.0:-:*:*:*:*:*:*
Configuration 12
OR
cpe:2.3:a:novell:suse_linux_enterprise_workstation_extension:12.0:sp1:*:*:*:*:*:*
Configuration 13
OR
cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:-:*:*:*:*:*:*
Configuration 14
OR
cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:sp1:*:*:*:*:*:*
Configuration 15
OR
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
Configuration 16
OR
cpe:2.3:o:oracle:linux:6.0:*:*:*:*:*:*:*
Configuration 17
OR
cpe:2.3:o:novell:suse_linux_enterprise_real_time_extension:11.0:sp4:*:*:*:*:*:*
Configuration 18
OR
cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:sp1:*:*:*:*:*:*
Configuration 19
OR
cpe:2.3:o:novell:suse_linux_enterprise_real_time_extension:12.0:sp1:*:*:*:*:*:*
Configuration 20
OR
cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:12.0:sp1:*:*:*:*:*:*
Configuration 21
OR
cpe:2.3:a:novell:suse_linux_enterprise_live_patching:12.0:-:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

13 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-4805
NVD Published Date:
05/23/2016
NVD Last Modified:
08/12/2017