Debian Linux Security Advisory 4665-1 - Multiple security issues were discovered in QEMU, a fast processor emulator, which could result in denial of service or the execution of arbitrary code.
81315edbca95ad15b3796581291dff9ece1d005c96f9de1a1801e5a62f53b2d7Ubuntu Security Notice 4191-1 - It was discovered that the LSI SCSI adapter emulator implementation in QEMU did not properly validate executed scripts. A local attacker could use this to cause a denial of service. Sergej Schumilo, Cornelius Aschermann and Simon Woerner discovered that the qxl paravirtual graphics driver implementation in QEMU contained a null pointer dereference. A local attacker in a guest could use this to cause a denial of service. Various other issues were also addressed.
aee81e66d46141ffe8a014607d051bd70b2b1232ee96bcb442a1838008da393bUbuntu Security Notice 4191-2 - USN-4191-2 fixed a vulnerability in QEMU. This update provides the corresponding update for Ubuntu 14.04 ESM. It was discovered that the LSI SCSI adapter emulator implementation in QEMU did not properly validate executed scripts. A local attacker could use this to cause a denial of service. Various other issues were also addressed.
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