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FreeBSD: qemu -- denial of service vulnerability in VNC (CVE-2015-8504)

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FreeBSD: qemu -- denial of service vulnerability in VNC (CVE-2015-8504)

Severity
4
CVSS
(AV:N/AC:M/Au:S/C:N/I:N/A:P)
Published
12/08/2015
Created
07/25/2018
Added
01/04/2016
Modified
09/11/2020

Description

Prasad J Pandit, Red Hat Product Security Team, reports: Qemu emulator built with the VNC display driver support is vulnerable to an arithmetic exception flaw. It occurs on the VNC server side while processing the 'SetPixelFormat' messages from a client. A privileged remote client could use this flaw to crash the guest resulting in DoS.

Solution(s)

  • freebsd-upgrade-package-qemu
  • freebsd-upgrade-package-qemu-sbruno

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