NULL pointer dereference in Google, Google Android

1) NULL pointer dereference

EUVDB-ID: #VU43287

Risk: Medium

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:U/RC:C]

CVE-ID: CVE-2012-4222

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via an application that uses crafted arguments in a local kgsl_ioctl call.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Google Android: 2.3 - 4.2

CPE2.3

• cpe:2.3:o:google:android:2.3.7:*:*:*:*:*:*:*
• cpe:2.3:o:google:android:3.2.6:*:*:*:*:*:*:*
• cpe:2.3:o:google:android:4.2:*:*:*:*:*:*:*

External links

http://www.kb.cert.org/vuls/id/702452
http://www.codeaurora.org/projects/security-advisories/multiple-issues-diagkgsl-system-call-handling-cve-2012-4220-cve-2012

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.