Date: Fri, 14 Oct 2016 16:46:18 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> cc: Huawei PSIRT <psirt@...wei.com> Subject: CVE request Qemu: char: divide by zero error in serial_update_parameters Hello, Quick Emulator(Qemu) built with the 16550A UART emulation support is vulnerable to a divide by zero issue. It could occur while updating serial device parameters in 'serial_update_parameters'. A privileged guest user could use this flaw to crash the Qemu process instance on the host, resulting in DoS. Upstream patch: --------------- -> https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02461.html Reference: ---------- -> https://bugzilla.redhat.com/show_bug.cgi?id=1384909 This issue was reported by Huawei Product Security Incident Response Team (PSIRT), Huawei Inc. Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
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