Date: Wed, 19 Apr 2017 13:35:12 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> cc: Greg Kurz <groug@...d.org> Subject: CVE-2017-7471 Qemu: 9p: virtfs allows guest to change filesystem attributes on host Hello, Quick Emulator(Qemu) built with the VirtFS, host directory sharing via Plan 9 File System(9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing files on a shared host directory. A privileged user inside guest could use this flaw to access host file system beyond the shared folder and potentially escalating their privileges on a host. Upstream patches: ----------------- -> http://git.qemu-project.org/?p=qemu.git;a=commitdiff;h=9c6b899f7a46893ab3b671e341a2234e9c0c060e Reference: ---------- -> https://bugzilla.redhat.com/show_bug.cgi?id=1443401 'CVE-2017-7471' has been assigned to it by Red Hat 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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