kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc

A use-after-free vulnerability has been identified in the Linux kernel's HFSC Hierarchical Fair Service Curve queuing discipline when it is configured with NETEM Network Emulation as a child. This flaw can lead to a kernel panic or crash due to incorrect assumptions about the queue state...

SUSE CVE-2016-2538

Multiple integer overflows in the USB Net device emulator hw/usb/dev-network.c in QEMU before 2.5.1 allow local guest OS administrators to cause a denial of service QEMU process crash or obtain sensitive host memory information via a remote NDIS control message packet that is mishandled in the 1...

MGASA-2016-0176 Updated qemu packages fix security vulnerabilities

Updated qemu packages fix security vulnerabilities: An out-of-bounds flaw was found in the QEMU emulator built using 'addressspacetranslate' to map an address to a MemoryRegionSection. The flaw could occur while doing pcidmaread/write calls, resulting in an out-of-bounds read-write access error. ...

Ubuntu 14.04 LTS / 16.04 LTS : QEMU vulnerabilities (USN-2974-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-2974-1 advisory. Zuozhi Fzz discovered that QEMU incorrectly handled USB OHCI emulation support. A privileged attacker inside the guest could use this issue t...

USN-2974-1 qemu, qemu-kvm vulnerabilities

Zuozhi Fzz discovered that QEMU incorrectly handled USB OHCI emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2016-2391 Qinghao Tang discovered that QEMU incorrectly handled USB Net emulation support. A...

Qemu: net: pcnet: heap overflow vulnerability in pcnet_receive

A heap-based buffer overflow flaw was discovered in the way QEMU's AMD PC-Net II Ethernet Controller emulation received certain packets in loopback mode. A privileged user with the CAPSYSRAWIO capability inside a guest could use this flaw to crash the host QEMU process resulting in denial of...