{"id":"CVE-2017-7493","details":"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 virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges inside guest.","modified":"2026-04-02T00:14:42.155174Z","published":"2017-05-17T15:29:00.143Z","related":["SUSE-SU-2017:1774-1","SUSE-SU-2017:2946-1","SUSE-SU-2017:2963-1","SUSE-SU-2017:2969-1","SUSE-SU-2017:3084-1","openSUSE-SU-2024:11287-1"],"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201706-03"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/98574"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1451709"},{"type":"FIX","url":"https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html"},{"type":"FIX","url":"http://seclists.org/oss-sec/2017/q2/278"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/qemu/qemu","events":[{"introduced":"0"},{"last_affected":"4cd42653f5c1df326a2678a84f24a78fb9601277"},{"introduced":"0"},{"last_affected":"c1eb2ddf0f8075faddc5f7c3d39feae3e8e9d6b4"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"2.9.1"},{"introduced":"0"},{"last_affected":"8.0"}]}}],"versions":["release_0_10_0","release_0_10_1","release_0_10_2","release_0_5_1","release_0_6_0","release_0_6_1","release_0_7_0","release_0_7_1","release_0_8_1","release_0_8_2","release_0_9_0","release_0_9_1","staging-mjt-test","v0.1.0","v0.1.1","v0.1.3","v0.1.4","v0.1.5","v0.1.6","v0.10.0","v0.10.1","v0.10.2","v0.10.3","v0.10.4","v0.10.5","v0.10.6","v0.11.0","v0.11.0-rc0","v0.11.0-rc1","v0.11.0-rc2","v0.11.1","v0.12.0","v0.12.0-rc0","v0.12.0-rc1","v0.12.0-rc2","v0.12.1","v0.12.2","v0.12.3","v0.12.4","v0.12.5","v0.13.0","v0.13.0-rc0","v0.13.0-rc1","v0.13.0-rc2","v0.13.0-rc3","v0.14.0","v0.14.0-rc0","v0.14.0-rc1","v0.14.0-rc2","v0.14.1","v0.15.0","v0.15.0-rc0","v0.15.0-rc1","v0.15.0-rc2","v0.15.1","v0.2.0","v0.3.0","v0.4.0","v0.4.1","v0.4.2","v0.4.3","v0.4.4","v0.5.0","v0.5.1","v0.6.0","v0.6.1","v0.7.0","v0.7.1","v0.8.1","v0.8.2","v0.9.0","v0.9.1","v1.0","v1.0-rc0","v1.0-rc1","v1.0-rc2","v1.0-rc3","v1.0-rc4","v1.0.1","v1.1-rc0","v1.1-rc1","v1.1-rc2","v1.1.0","v1.1.0-rc2","v1.1.0-rc3","v1.1.0-rc4","v1.1.1","v1.1.2","v1.2.0","v1.2.0-rc0","v1.2.0-rc1","v1.2.0-rc2","v1.2.0-rc3","v1.2.1","v1.2.2","v1.3.0","v1.3.0-rc0","v1.3.0-rc1","v1.3.0-rc2","v1.3.1","v1.4.0","v1.4.0-rc0","v1.4.0-rc1","v1.4.0-rc2","v1.4.1","v1.4.2","v1.5.0","v1.5.0-rc0","v1.5.0-rc1","v1.5.0-rc2","v1.5.0-rc3","v1.5.1","v1.5.2","v1.5.3","v1.6.0","v1.6.0-rc0","v1.6.0-rc1","v1.6.0-rc2","v1.6.0-rc3","v1.6.1","v1.6.2","v1.7.0","v1.7.0-rc0","v1.7.0-rc1","v1.7.0-rc2","v1.7.1","v1.7.2","v2.0.0","v2.0.0-rc0","v2.0.0-rc1","v2.0.0-rc2","v2.0.0-rc3","v2.0.1","v2.0.2","v2.1.0","v2.1.0-rc0","v2.1.0-rc1","v2.1.0-rc2","v2.1.0-rc3","v2.1.0-rc4","v2.1.0-rc5","v2.1.1","v2.1.2","v2.1.3","v2.10.0","v2.10.0-rc0","v2.10.0-rc1","v2.10.0-rc2","v2.10.0-rc3","v2.10.0-rc4","v2.10.1","v2.10.2","v2.11.0","v2.11.0-rc0","v2.11.0-rc1","v2.11.0-rc2","v2.11.0-rc3","v2.11.0-rc4","v2.11.0-rc5","v2.11.1","v2.11.2","v2.12.0","v2.12.0-rc0","v2.12.0-rc1","v2.12.0-rc2","v2.12.0-rc3","v2.12.0-rc4","v2.12.1","v2.2.0","v2.2.0-rc0","v2.2.0-rc1","v2.2.0-rc2","v2.2.0-rc3","v2.2.0-rc4","v2.2.0-rc5","v2.2.1","v2.3.0","v2.3.0-rc0","v2.3.0-rc1","v2.3.0-rc2","v2.3.0-rc3","v2.3.0-rc4","v2.3.1","v2.4.0","v2.4.0-rc0","v2.4.0-rc1","v2.4.0-rc2","v2.4.0-rc3","v2.4.0-rc4","v2.4.0.1","v2.4.1","v2.5.0","v2.5.0-rc0","v2.5.0-rc1","v2.5.0-rc2","v2.5.0-rc3","v2.5.0-rc4","v2.5.1","v2.5.1.1","v2.6.0","v2.6.0-rc0","v2.6.0-rc1","v2.6.0-rc2","v2.6.0-rc3","v2.6.0-rc4","v2.6.0-rc5","v2.6.1","v2.6.2","v2.7.0","v2.7.0-rc0","v2.7.0-rc1","v2.7.0-rc2","v2.7.0-rc3","v2.7.0-rc4","v2.7.0-rc5","v2.7.1","v2.8.0","v2.8.0-rc0","v2.8.0-rc1","v2.8.0-rc2","v2.8.0-rc3","v2.8.0-rc4","v2.8.1","v2.8.1.1","v2.9.0","v2.9.0-rc0","v2.9.0-rc1","v2.9.0-rc2","v2.9.0-rc3","v2.9.0-rc4","v2.9.0-rc5","v2.9.1","v3.0.0","v3.0.0-rc0","v3.0.0-rc1","v3.0.0-rc2","v3.0.0-rc3","v3.0.0-rc4","v3.0.1","v3.1.0","v3.1.0-rc0","v3.1.0-rc1","v3.1.0-rc2","v3.1.0-rc3","v3.1.0-rc4","v3.1.0-rc5","v3.1.1","v3.1.1.1","v4.0.0","v4.0.0-rc0","v4.0.0-rc1","v4.0.0-rc2","v4.0.0-rc3","v4.0.0-rc4","v4.0.1","v4.1.0","v4.1.0-rc0","v4.1.0-rc1","v4.1.0-rc2","v4.1.0-rc3","v4.1.0-rc4","v4.1.0-rc5","v4.1.1","v4.2.0","v4.2.0-rc0","v4.2.0-rc1","v4.2.0-rc2","v4.2.0-rc3","v4.2.0-rc4","v4.2.0-rc5","v4.2.1","v5.0.0","v5.0.0-rc0","v5.0.0-rc1","v5.0.0-rc2","v5.0.0-rc3","v5.0.0-rc4","v5.0.1","v5.1.0","v5.1.0-rc0","v5.1.0-rc1","v5.1.0-rc2","v5.1.0-rc3","v5.2.0","v5.2.0-rc0","v5.2.0-rc1","v5.2.0-rc2","v5.2.0-rc3","v5.2.0-rc4","v6.0.0","v6.0.0-rc0","v6.0.0-rc1","v6.0.0-rc2","v6.0.0-rc3","v6.0.0-rc4","v6.0.0-rc5","v6.0.1","v6.1.0","v6.1.0-rc0","v6.1.0-rc1","v6.1.0-rc2","v6.1.0-rc3","v6.1.0-rc4","v6.1.1","v6.2.0","v6.2.0-rc0","v6.2.0-rc1","v6.2.0-rc2","v6.2.0-rc3","v6.2.0-rc4","v7.0.0","v7.0.0-rc0","v7.0.0-rc1","v7.0.0-rc2","v7.0.0-rc3","v7.0.0-rc4","v7.1.0","v7.1.0-rc0","v7.1.0-rc1","v7.1.0-rc2","v7.1.0-rc3","v7.1.0-rc4","v7.2.0","v7.2.0-rc0","v7.2.0-rc1","v7.2.0-rc2","v7.2.0-rc3","v7.2.0-rc4","v7.2.1","v7.2.10","v7.2.11","v7.2.12","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