CVE-2017-7493

Priority
Description
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.
Package
Source: qemu (LP Ubuntu Debian)
Upstream:needed
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Trusty/esm:released (2.0.0+dfsg-2ubuntu1.35)
Ubuntu 16.04 LTS (Xenial Xerus):released (1:2.5+dfsg-5ubuntu10.15)
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (1:2.10+dfsg-0ubuntu1)
Ubuntu 18.10 (Cosmic Cuttlefish):not-affected (1:2.10+dfsg-0ubuntu1)
Ubuntu 19.04 (Disco Dingo):not-affected (1:2.10+dfsg-0ubuntu1)
Ubuntu 19.10 (Eoan):not-affected (1:2.10+dfsg-0ubuntu1)
Patches:
Other:https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html
Upstream:https://git.qemu.org/gitweb.cgi?p=qemu.git;a=commit;h=7a95434e0ca8a037fd8aa1a2e2461f92585eb77b
Package
Upstream:needed
Ubuntu 12.04 ESM (Precise Pangolin):needed
Trusty/esm:DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Ubuntu 19.04 (Disco Dingo):DNE
Ubuntu 19.10 (Eoan):DNE
Patches:
Other:https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html
More Information

Updated: 2019-04-26 14:24:00 UTC (commit 30899e40836d26e1bb5f0b072d31fd87b6cf3bd4)