Bug ID 1014109
Summary VUL-0: qemu: usb: redirector: memory leakage when destroying redirector
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 ---

Reference: http://seclists.org/oss-sec/2016/q4/609
===============================================================================
  Hello,

Quick Emulator(Qemu) built with the USB redirector usb-guest support is
vulnerable to a memory leakage flaw. It could occur while destroying the USB
redirector in 'usbredir_handle_destroy'.


A guest user/process could use this issue to leak host memory, resulting in DoS
for a host.


Upstream patch:
---------------
  -> https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg01379.html

Thank you.
--
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
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