CVE-2015-7512

Publication date 30 November 2015

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.0 · Critical

Score breakdown

Description

Buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU, when a guest NIC has a larger MTU, allows remote attackers to cause a denial of service (guest OS crash) or execute arbitrary code via a large packet.

Status

Package Ubuntu Release Status
qemu 15.10 wily
Fixed 1:2.3+dfsg-5ubuntu9.1
15.04 vivid
Fixed 1:2.2+dfsg-5expubuntu9.7
14.04 LTS trusty
Fixed 2.0.0+dfsg-2ubuntu1.21
12.04 LTS precise Not in release
qemu-kvm 15.10 wily Not in release
15.04 vivid Not in release
14.04 LTS trusty Not in release
12.04 LTS precise
Fixed 1.0+noroms-0ubuntu14.26

Severity score breakdown

CVSS version: CVSS v3.0

Base score 9.0 · Critical

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

Other references

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