CVE-2016-4805

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Vulnerabilidad de uso después de liberación de memoria en drivers/net/ppp/ppp_generic.c en el kernel de Linux en versiones anteriores a 4.5.2 permite a usuarios locales provocar una denegación de servicio (corrupción de memoria y caída de sistema o spinlock) o posiblemente tener otro impacto no especificado eliminando una red namespace, relacionado con las funciones ppp_register_net_channel y ppp_unregister_channel.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-05-15 CVE Reserved
2016-05-23 CVE Published
2023-03-08 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-416: Use After Free

CAPEC

References (19)

URL	Tag	Source
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html	Third Party Advisory
http://www.securityfocus.com/bid/90605	Third Party Advisory
http://www.securitytracker.com/id/1036763	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1335803	Issue Tracking

URL	Date	SRC

URL	Date	SRC
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1f461dcdd296eecedaffffc6bae2bfa90bd7eb89	2023-01-17
http://www.openwall.com/lists/oss-security/2016/05/15/2	2023-01-17
https://github.com/torvalds/linux/commit/1f461dcdd296eecedaffffc6bae2bfa90bd7eb89	2023-01-17

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html	2023-01-17
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html	2023-01-17
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html	2023-01-17
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html	2023-01-17
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html	2023-01-17
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html	2023-01-17
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html	2023-01-17
http://www.debian.org/security/2016/dsa-3607	2023-01-17
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2	2023-01-17
http://www.ubuntu.com/usn/USN-3021-1	2023-01-17
http://www.ubuntu.com/usn/USN-3021-2	2023-01-17

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Novell Search vendor "Novell"		Suse Linux Enterprise Desktop Search vendor "Novell" for product "Suse Linux Enterprise Desktop"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Desktop" and version "12.0"		-		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Workstation Extension Search vendor "Novell" for product "Suse Linux Enterprise Workstation Extension"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Workstation Extension" and version "12.0"		-		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Module For Public Cloud Search vendor "Novell" for product "Suse Linux Enterprise Module For Public Cloud"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Module For Public Cloud" and version "12.0"		-		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Server Search vendor "Novell" for product "Suse Linux Enterprise Server"				11.0 Search vendor "Novell" for product "Suse Linux Enterprise Server" and version "11.0"		sp4		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Module For Public Cloud Search vendor "Novell" for product "Suse Linux Enterprise Module For Public Cloud"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Module For Public Cloud" and version "12.0"		-		Affected
Novell Search vendor "Novell"		Opensuse Leap Search vendor "Novell" for product "Opensuse Leap"				42.1 Search vendor "Novell" for product "Opensuse Leap" and version "42.1"		-		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Software Development Kit Search vendor "Novell" for product "Suse Linux Enterprise Software Development Kit"				11.0 Search vendor "Novell" for product "Suse Linux Enterprise Software Development Kit" and version "11.0"		sp4		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				6.0 Search vendor "Redhat" for product "Enterprise Linux" and version "6.0"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				12.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.04"		lts		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 2.6.30 < 3.2.80 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.30 < 3.2.80"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 3.3 < 3.10.102 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.3 < 3.10.102"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 3.11 < 3.12.59 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.11 < 3.12.59"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 3.13 < 3.14.67 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.13 < 3.14.67"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 3.15 < 3.16.35 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.15 < 3.16.35"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 3.17 < 3.18.37 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.17 < 3.18.37"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 3.19 < 4.1.28 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.19 < 4.1.28"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 4.2 < 4.4.8 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.2 < 4.4.8"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 4.5 < 4.5.2 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.5 < 4.5.2"		-		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Software Development Kit Search vendor "Novell" for product "Suse Linux Enterprise Software Development Kit"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Software Development Kit" and version "12.0"		-		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Workstation Extension Search vendor "Novell" for product "Suse Linux Enterprise Workstation Extension"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Workstation Extension" and version "12.0"		sp1		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Server Search vendor "Novell" for product "Suse Linux Enterprise Server"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Server" and version "12.0"		-		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Desktop Search vendor "Novell" for product "Suse Linux Enterprise Desktop"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Desktop" and version "12.0"		sp1		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				7.0 Search vendor "Redhat" for product "Enterprise Linux" and version "7.0"		-		Affected
Oracle Search vendor "Oracle"		Linux Search vendor "Oracle" for product "Linux"				6 Search vendor "Oracle" for product "Linux" and version "6"		-		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Real Time Extension Search vendor "Novell" for product "Suse Linux Enterprise Real Time Extension"				11.0 Search vendor "Novell" for product "Suse Linux Enterprise Real Time Extension" and version "11.0"		sp4		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Server Search vendor "Novell" for product "Suse Linux Enterprise Server"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Server" and version "12.0"		sp1		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Real Time Extension Search vendor "Novell" for product "Suse Linux Enterprise Real Time Extension"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Real Time Extension" and version "12.0"		sp1		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Software Development Kit Search vendor "Novell" for product "Suse Linux Enterprise Software Development Kit"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Software Development Kit" and version "12.0"		sp1		Affected
Novell Search vendor "Novell"		Suse Linux Enterprise Live Patching Search vendor "Novell" for product "Suse Linux Enterprise Live Patching"				12.0 Search vendor "Novell" for product "Suse Linux Enterprise Live Patching" and version "12.0"		-		Affected