Date: Fri, 9 Mar 2018 15:25:36 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> cc: Ross Lagerwall <ross.lagerwall@...rix.com> Subject: CVE-2018-7858 Qemu: cirrus: OOB access when updating vga display Hello, 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 updating VGA display, after guest has adjusted the display dimensions. A privileged user inside guest could use this flaw to crash the Qemu process resulting in DoS. Upstream patch: --------------- -> https://lists.nongnu.org/archive/html/qemu-devel/2018-03/msg02174.html This issue was reported by Ross Lagerwall of citrix.com. Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
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