Google Chrome up to 49 Blink LayoutObject.cpp use after free

CVSS Meta Temp Score
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CTI Interest Score
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8.6$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Google Chrome up to 49. Affected by this vulnerability is an unknown functionality of the file WebKit/Source/core/layout/LayoutObject.cpp of the component Blink. Such manipulation leads to use after free. This vulnerability is documented as CVE-2016-1644. The attack can be executed remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome up to 49 (Web Browser) and classified as critical. Affected by this issue is some unknown functionality of the file WebKit/Source/core/layout/LayoutObject.cpp of the component Blink. 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:

WebKit/Source/core/layout/LayoutObject.cpp in Blink, as used in Google Chrome before 49.0.2623.87, does not properly restrict relayout scheduling, which allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via a crafted HTML document.

The weakness was released 03/13/2016 by Atte Kettunen (Cloudfuzzer) with OUSPG (Website). The advisory is shared for download at codereview.chromium.org. This vulnerability is handled as CVE-2016-1644 since 01/11/2016. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 07/10/2022). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 89851 (Debian DSA-3513-1 : chromium-browser - 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 124772 (Google Chrome Prior to 49.0.2623.87 Multiple Vulnerabilities).

Upgrading to version 49.0.2623.87 eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (89851), SecurityFocus (BID 84224†) and Vulnerability Center (SBV-57126†). Entries connected to this vulnerability are available at VDB-81355 and VDB-81357. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: 89851
Nessus Name: Debian DSA-3513-1 : chromium-browser - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703513
OpenVAS Name: Debian Security Advisory DSA 3513-1 (chromium-browser - security update)
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 49.0.2623.87

Timelineinfo

01/11/2016 🔍
03/07/2016 +56 days 🔍
03/07/2016 +0 days 🔍
03/08/2016 +1 days 🔍
03/09/2016 +1 days 🔍
03/10/2016 +1 days 🔍
03/13/2016 +2 days 🔍
03/13/2016 +0 days 🔍
03/14/2016 +1 days 🔍
07/10/2022 +2309 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: USN-2920-1
Researcher: Atte Kettunen (Cloudfuzzer)
Organization: OUSPG
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-1644 (🔍)
GCVE (CVE): GCVE-0-2016-1644
GCVE (VulDB): GCVE-100-81356

OVAL: 🔍

SecurityFocus: 84224 - Google Chrome Prior to 49.0.2623.87 Multiple Security Vulnerabilities
SecurityTracker: 1035259
Vulnerability Center: 57126 - Google Chrome before 49.0.2623.87 Remote Unspecified Vulnerability Related to Use-After-Free in Blink, Critical

See also: 🔍

Entryinfo

Created: 03/14/2016 09:24
Updated: 07/10/2022 10:59
Changes: 03/14/2016 09:24 (69), 09/01/2018 09:02 (23), 07/10/2022 10:59 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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