Date: Tue, 16 Feb 2016 17:06:13 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> cc: Zuozhi Fzz <zuozhi.fzz@...baba-inc.com> Subject: CVE request Qemu: usb: multiple eof_timers in ohci leads to null pointer dereference Hello, Qemu emulator built with the USB OHCI emulation support is vulnerable to a null pointer dereference issue. It could occur when OHCI transitions to a OHCI_USB_OPERATIONAL state, leading to creation of multiple eof timers. A privileged user inside guest could use this flaw to crash the Qemu process on the host, resulting in DoS. Upstream patch: --------------- -> https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg03374.html Reference: ---------- -> https://bugzilla.redhat.com/show_bug.cgi?id=1304794 This issue was discovered by Zuozhi Fzz of Alibaba Inc. Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
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