Vulnerability CVE-2014-9803

Vulnerability Name:

CVE-2014-9803 (CCN-115583)

Assigned:

2016-07-10

Published:

2016-07-10

Updated:

2016-07-12

Summary:

arch/arm64/include/asm/pgtable.h in the Linux kernel before 3.15-rc5-next-20140519, as used in Android before 2016-07-05 on Nexus 5X and 6P devices, mishandles execute-only pages, which allows attackers to gain privileges via a crafted application, aka Android internal bug 28557020.

CVSS v3 Severity:

7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

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

7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

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

CVSS v2 Severity:

9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-19

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2014-9803

Source: CONFIRM
Type: UNKNOWN
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5a0fdfada3a2aa50d7b947a2e958bf00cbe0d830

Source: CCN
Type: Android Open Source Project
Android Security BulletinJuly 2016

Source: CONFIRM
Type: Vendor Advisory
http://source.android.com/security/bulletin/2016-07-01.html

Source: XF
Type: UNKNOWN
android-cve20149803-priv-esc(115583)

Source: CONFIRM
Type: UNKNOWN
https://github.com/torvalds/linux/commit/5a0fdfada3a2aa50d7b947a2e958bf00cbe0d830

Source: CONFIRM
Type: Patch
https://www.kernel.org/pub/linux/kernel/next/patch-v3.15-rc5-next-20140519.xz

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2014-9803

Vulnerable Configuration:

Configuration 1:

cpe:/o:linux:linux_kernel:*:rc4:*:*:*:*:*:* (Version <= 3.15)

Configuration 2:

cpe:/o:google:android:*:*:*:*:*:*:*:* (Version <= 6.0.1)

Configuration CCN 1:

cpe:/h:google:nexus_5x:-:*:*:*:*:*:*:*

OR cpe:/h:google:nexus_6p:-:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.precise:def:20149803000	V	CVE-2014-9803 on Ubuntu 12.04 LTS (precise) - medium.	2016-07-10
oval:com.ubuntu.trusty:def:20149803000	V	CVE-2014-9803 on Ubuntu 14.04 LTS (trusty) - medium.	2016-07-10
oval:com.ubuntu.xenial:def:20149803000	V	CVE-2014-9803 on Ubuntu 16.04 LTS (xenial) - medium.	2016-07-10
oval:com.ubuntu.xenial:def:201498030000000	V	CVE-2014-9803 on Ubuntu 16.04 LTS (xenial) - medium.	2016-07-10

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