oss-sec mailing list archives
Re: CVE-2017-2620 Qemu: display: cirrus: out-of-bounds access issue while in cirrus_bitblt_cputovideo
From: P J P <ppandit () redhat com>
Date: Tue, 21 Feb 2017 19:06:00 +0530 (IST)
+-- On Tue, 21 Feb 2017, P J P wrote --+ | 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 in cirrus_bitblt_cputovideo. | | A privileged user inside 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. Upstream patch: -> https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg04700.html Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
Current thread:
- CVE-2017-2620 Qemu: display: cirrus: out-of-bounds access issue while in cirrus_bitblt_cputovideo P J P (Feb 21)
- Re: CVE-2017-2620 Qemu: display: cirrus: out-of-bounds access issue while in cirrus_bitblt_cputovideo P J P (Feb 21)