Input validation error in Google Chrome - CVE-2013-6630

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Main Vulnerability Database Vulnerabilities #VU33873

Input validation error in Google Chrome - CVE-2013-6630

Published: November 19, 2013 / Updated: August 4, 2020


Vulnerability identifier: #VU33873
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2013-6630
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Chrome

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The get_dht function in jdmarker.c in libjpeg-turbo through 1.3.0, as used in Google Chrome before 31.0.1650.48 and other products, does not set all elements of a certain Huffman value array during the reading of segments that follow Define Huffman Table (DHT) JPEG markers, which allows remote attackers to obtain sensitive information from uninitialized memory locations via a crafted JPEG image.


How to mitigate CVE-2013-6630

Install update from vendor's website.

Sources