Integer overflow in Google, Google Android

1) Integer overflow

EUVDB-ID: #VU37301

Risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-15836

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

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

In Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android with all Android releases from CAF using the Linux kernel before security patch level 2018-04-05, if the firmware sends a service ready event to the host with a large number in the num_hw_modes or num_phy, then it could result in an integer overflow which may potentially lead to a buffer overflow.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Google Android: All versions

External links

http://source.android.com/security/bulletin/pixel/2018-04-01

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.