CVE-2017-7980

Priority
Medium
Description
Quick emulator(Qemu) built with the Cirrus CLGD 54xx VGA Emulator support is
vulnerable to an out-of-bounds r/w access issues. It could occur while copying
VGA data via various bitblt functions.
A privileged user inside guest could use this flaw to crash the Qemu process
resulting in DoS OR potentially execute arbitrary code on a host with
privileges of Qemu process on the host.
References
Package
Upstream:needs-triage
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 12.04 ESM (Precise Pangolin):needed
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu Touch 15.04:DNE
Ubuntu Core 15.04:DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 16.10 (Yakkety Yak):DNE
Ubuntu 17.04 (Zesty Zapus):DNE
Package
Source: qemu (LP Ubuntu Debian)
Upstream:needs-triage
Ubuntu 17.10 (Artful Aardvark):released (1:2.8+dfsg-3ubuntu3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):released (2.0.0+dfsg-2ubuntu1.34)
Ubuntu Touch 15.04:DNE
Ubuntu Core 15.04:DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (1:2.5+dfsg-5ubuntu10.14)
Ubuntu 16.10 (Yakkety Yak):released (1:2.6.1+dfsg-0ubuntu5.5)
Ubuntu 17.04 (Zesty Zapus):released (1:2.8+dfsg-3ubuntu2.2)
Patches:
Upstream:http://git.qemu.org/?p=qemu.git;a=commit;h=026aeffcb4752054830ba203020ed6eb05bcaba8
Upstream:http://git.qemu.org/?p=qemu.git;a=commit;h=ffaf857778286ca54e3804432a2369a279e73aa7
Upstream:http://git.qemu.org/?p=qemu.git;a=commit;h=f019722cbbb45aea153294fc8921fcc96a4d3fa2
More Information

Updated: 2017-05-23 20:14:15 UTC (commit 12607)