Input validation error in Google Android - CVE-2012-4221

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Main Vulnerability Database Vulnerabilities #VU43286

Input validation error in Google Android - CVE-2012-4221

Published: November 30, 2012 / Updated: August 11, 2020


Vulnerability identifier: #VU43286
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2012-4221
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Android

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Integer overflow in diagchar_core.c in the Qualcomm Innovation Center (QuIC) Diagnostics (aka DIAG) kernel-mode driver for Android 2.3 through 4.2 allows attackers to execute arbitrary code or cause a denial of service via an application that uses crafted arguments in a local diagchar_ioctl call.


How to mitigate CVE-2012-4221

Install update from vendor's website.

Sources