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CVE-2018-11806

Public on 2018-06-13
Modified on 2018-09-15
Description

A heap buffer overflow issue was found in the way SLiRP networking back-end in QEMU processes fragmented packets. It could occur while reassembling the fragmented datagrams of an incoming packet. A privileged user/process inside guest could use this flaw to crash the QEMU process resulting in DoS or potentially leverage it to execute arbitrary code on the host with privileges of the QEMU process.

Severity
Important
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CVSS v3 Base Score
5.1
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 qemu-kvm 2018-09-05 19:33 ALAS-2018-1073
Amazon Linux 2 - Core qemu-kvm 2018-09-12 22:19 ALAS2-2018-1073

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.1 CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L
NVD CVSSv3 8.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
NVD CVSSv2 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C