Google Chrome up to 55 on Android WebAudio use after free

CVSS Meta Temp Score
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CTI Interest Score
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6.7$5k-$25k0.00

Summaryinfo

A vulnerability described as critical has been identified in Google Chrome up to 55 on Android. Affected by this issue is some unknown functionality of the component WebAudio. Such manipulation leads to use after free. This vulnerability is uniquely identified as CVE-2016-5215. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Google Chrome up to 55 on Android (Web Browser). Affected by this issue is an unknown code block of the component WebAudio. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A use after free in webaudio in Google Chrome prior to 55.0.2883.75 for Mac, Windows and Linux, and 55.0.2883.84 for Android allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page.

The bug was discovered 12/01/2016. The weakness was disclosed 01/19/2017 by Abdulrahman Alqabandi (xisigr) with Qihoo 360 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2016-5215 since 05/31/2016. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 05/14/2026). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 95661 (Ubuntu 14.04 LTS / 16.04 LTS / 16.10 : oxide-qt vulnerabilities (USN-3153-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370249 (Google Chrome Prior to 55.0.2883.75 Multiple Vulnerabilities).

Upgrading to version 55.0.2883.75 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (95661) and SecurityFocus (BID 94633†). The entries VDB-95480, VDB-95481, VDB-95482 and VDB-95483 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.3
NVD Vector: 🔍

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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 95661
Nessus Name: Ubuntu 14.04 LTS / 16.04 LTS / 16.10 : oxide-qt vulnerabilities (USN-3153-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 900236
OpenVAS Name: SuSE Update for Chromium openSUSE-SU-2016:3108-1 (Chromium)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 55.0.2883.75

Timelineinfo

05/31/2016 🔍
12/01/2016 +184 days 🔍
12/01/2016 +0 days 🔍
12/09/2016 +8 days 🔍
12/09/2016 +0 days 🔍
01/19/2017 +41 days 🔍
01/19/2017 +0 days 🔍
01/19/2017 +0 days 🔍
05/14/2026 +3402 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: USN-3153-1⛔
Researcher: Abdulrahman Alqabandi (xisigr)
Organization: Qihoo 360
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-5215 (🔍)
GCVE (CVE): GCVE-0-2016-5215
GCVE (VulDB): GCVE-100-95492

OVAL: 🔍

SecurityFocus: 94633 - Google Chrome Prior to 55.0.2883.75 Multiple Security Vulnerabilities
OSVDB: - CVE-2016-5215 - Google - Chrome - Use-After-Free Issue

scip Labs: https://www.scip.ch/en/?labs.20130704
See also: 🔍

Entryinfo

Created: 01/19/2017 09:42
Updated: 05/14/2026 03:03
Changes: 01/19/2017 09:42 (78), 07/28/2020 09:38 (10), 11/01/2022 12:38 (3), 11/01/2022 12:46 (1), 05/14/2026 03:03 (17)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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