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CVE-2016-4454 Qemu: display: vmsvga: out-of-bounds read in vmsvga_fifo_read_raw() routine
From: P J P <ppandit () redhat com>
Date: Mon, 30 May 2016 14:24:39 +0530 (IST)
Hello,Quick Emulator(Qemu) built with the VMware-SVGA "chipset" emulation support is vulnerable to an information disclosure issue. It could occur while processing VGA commands via its FIFO buffer.
A privileged user inside guest could use this flaw to leak host memory bytes or crash the Qemu process resulting in DoS.
Upstream fix: ------------- -> https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg05271.html Reference: ---------- -> https://bugzilla.redhat.com/show_bug.cgi?id=1336429This issue was discovered and reported by Li Qiang of 360.cn Inc. CVE-2016-4454 was assigned by Red Hat Inc.
Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
Current thread:
- CVE-2016-4454 Qemu: display: vmsvga: out-of-bounds read in vmsvga_fifo_read_raw() routine P J P (May 30)