http://bugzilla.opensuse.org/show_bug.cgi?id=1020427 Bug ID: 1020427 Summary: VUL-0: CVE-2016-9602: Qemu: 9p: virtfs allows guest to access host filesystem Classification: openSUSE Product: openSUSE Distribution Version: Leap 42.2 Hardware: Other OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Security Assignee: security-team@suse.de Reporter: mikhail.kasimov@gmail.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- Created attachment 710453 --> http://bugzilla.opensuse.org/attachment.cgi?id=710453&action=edit qemu-9pfs-only-allow-directories-during-walk.patch Ref: http://seclists.org/oss-sec/2017/q1/117 ============================================== Hello, Quick Emulator(Qemu) built with the VirtFS, host directory sharing via Plan 9 File System(9pfs) support, is vulnerable to an improper link following issue. It could occur while accessing symbolic link 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. Reference: ---------- -> http://wiki.qemu.org/Documentation/9psetup -> https://bugzilla.redhat.com/show_bug.cgi?id=1413929 Please see a proposed patch to fix this issue attached herein. This issue was discovered by Jann Horn of Google Project Zero. 'CVE-2016-9602' has been assigned to this issue by Red Hat Inc. Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F ============================================== -- You are receiving this mail because: You are on the CC list for the bug.