The ohci_bus_start function in the USB OHCI emulation support (hw/usb/hcd-ohci.c) in QEMU allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via vectors related to multiple eof_timers.
CPE | Name | Operator | Version |
---|---|---|---|
ubuntu_linux | eq | 16.04 | |
ubuntu_linux | eq | 15.10 | |
ubuntu_linux | eq | 12.04 | |
ubuntu_linux | eq | 14.04 | |
debian_linux | eq | 8.0 | |
qemu | le | 2.5.1.1 |
git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=fa1298c2d623522eda7b4f1f721fcb935abb7360
www.openwall.com/lists/oss-security/2016/02/16/2
www.securityfocus.com/bid/83263
www.ubuntu.com/usn/USN-2974-1
bugzilla.redhat.com/show_bug.cgi?id=1304794
lists.debian.org/debian-lts-announce/2018/11/msg00038.html
lists.gnu.org/archive/html/qemu-devel/2016-02/msg03374.html