Vulnerability identifier: #VU13360

Vulnerability risk: Medium

CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-5814

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability exists due to race condition when processing malicious input. A remote attacker can send multiple specially crafted USB over IP packets, trigger a use-after-free memory error or a null pointer dereference and cause the system to crash.

Mitigation
The vulnerability is addressed in the following versions: 4.4.133, 4.9.102, 4.14.43, 4.16.11.

Vulnerable software versions

Linux kernel: 4.9 - 4.9.101, 4.14.0 - 4.14.42, 4.4.0 - 4.4.132, 3.14.9, 3.4.9 - 3.4.99, 2.4.9, 4.16 - 4.16.10

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External links
http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22076557b07c12086eeb16...
http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c171654caa875919be3c53...

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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.