Ubuntu update for Linux kernel (Raspberry Pi 2)

1) Integer overflow

EUVDB-ID: #VU456

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-0758

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists in lib/asn1_decoder.c due to integer overflow. A local attacker can submit specially crafted ASN.1 data and gain root privileges.

Mitigation

Update the affected packages

Ubuntu 15.10:

linux-image-4.2.0-1029-raspi2 4.2.0-1029.38

Vulnerable software versions

Linux kernel: 4.5.0 - 4.5.7

External links

http://www.ubuntu.com/usn/usn-2978-3/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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