DSA-3087 qemu – security update

Paolo Bonzini of Red Hat discovered that the blit region checks were
insufficient in the Cirrus VGA emulator in qemu, a fast processor
emulator. A privileged guest user could use this flaw to write into qemu
address space on the host, potentially escalating their privileges to
those of the qemu host process.

CVE-2014-9134

Unrestricted file upload vulnerability in Huawei Honor Cube Wireless Router WS860s before V100R001C02B222 allows remote attackers to execute arbitrary code by uploading a file with an executable extension, then accessing it via unspecified vectors.

CVE-2014-9157

Format string vulnerability in the yyerror function in lib/cgraph/scan.l in Graphviz allows remote attackers to have unspecified impact via format string specifiers in unknown vector, which are not properly handled in an error string.