#VU15995 Integer overflow in QEMU - CVE-2018-10839

Vulnerability identifier: #VU15995

Vulnerability risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-10839

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
QEMU
Client/Desktop applications / Virtualization software

Vendor: QEMU

Description

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

The vulnerability exists due to integer overflow when built with the NE2000 NIC emulation support. A remote attacker can supply specially crafted packets over the network, trigger memory corruption and crash the Qemu process.

Mitigation
Update to version 3.0.0.

Vulnerable software versions

QEMU: 0.1 - 2.12.50

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External links
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10839

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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.