FreeBSD: VID-A73ABA9A-EFFE-11E6-AE1B-002590263BF5 (CVE-2017-2615): xen-tools -- oob access in cirrus bitblt copy
9
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
02/10/2017
07/25/2018
02/11/2017
05/03/2019
Description
Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue. It could occur while copying VGA data via bitblt copy in backward mode. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS or potentially execute arbitrary code on the host with privileges of QEMU process on the host.
Solution(s)
- freebsd-upgrade-package-xen-tools
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