Google Android Kernel File System use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.5$5k-$25k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Google Android. Impacted is an unknown function of the component Kernel File System. This manipulation causes use after free. This vulnerability is tracked as CVE-2015-5706. The attack is restricted to local execution. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Android (Smartphone Operating System) (affected version not known). It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component Kernel File System. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 08/01/2015. The weakness was disclosed 01/05/2017 by Al Viro as Android Security Bulletin - January 2017 as confirmed advisory (Website). The advisory is shared at source.android.com. The public release has been coordinated in cooperation with Google. This vulnerability is known as CVE-2015-5706 since 08/02/2015. An attack has to be approached locally. A single authentication is required for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 85281 (Debian DSA-3329-1 : linux - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175492 (Debian Security Update for linux (DSA 3329-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (85281) and SecurityFocus (BID 76142†). The entries VDB-76062, VDB-76352, VDB-76831 and VDB-76848 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 85281
Nessus Name: Debian DSA-3329-1 : linux - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 12024
OpenVAS Name: Mageia Linux Local Check: mgasa-2016-0015
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: git.kernel.org

Timelineinfo

08/01/2015 🔍
08/01/2015 +0 days 🔍
08/02/2015 +1 days 🔍
08/10/2015 +8 days 🔍
08/31/2015 +21 days 🔍
01/04/2017 +492 days 🔍
01/05/2017 +1 days 🔍
01/05/2017 +0 days 🔍
10/27/2022 +2121 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: Android Security Bulletin - January 2017
Researcher: Al Viro
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2015-5706 (🔍)
GCVE (CVE): GCVE-0-2015-5706
GCVE (VulDB): GCVE-100-94957

OVAL: 🔍

SecurityFocus: 76142 - Linux Kernel 'path_openat()' Function Use After Free Memory Corruption Vulnerability
OSVDB: - CVE-2015-5706 - Linux - Use-After-Free Issue

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 01/04/2017 18:43
Updated: 10/27/2022 10:01
Changes: 01/04/2017 18:43 (76), 07/13/2020 23:18 (2), 10/27/2022 10:01 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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