Date: Mon, 17 Jul 2017 13:14:43 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> cc: Alex <broscutamaker@...il.com> Subject: CVE-2017-11334 Qemu: exec: oob access during dma operation Hello, Qemu emulator built to use 'qemu_map_ram_ptr' to access guests' ram block area is vulnerable to a OOB r/w access issue. It could occur during a DMA operation. A privileged user inside guest could use this flaw to crash the guest instance resulting in DoS. Upstream patch: --------------- -> https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg03775.html Reference: ---------- -> https://bugzilla.redhat.com/show_bug.cgi?id=1471638 This issue was reported by Mr Alex. Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
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