Ubuntu Security Notice USN-2737-1

Ubuntu Security Notice 2737-1 – It was discovered that an integer overflow error existed in the SCSI generic (sg) driver in the Linux kernel. A local attacker with write permission to a SCSI generic device could use this to cause a denial of service (system crash) or potentially escalate their privileges.

Ubuntu Security Notice USN-2738-1

Ubuntu Security Notice 2738-1 – It was discovered that an integer overflow error existed in the SCSI generic (sg) driver in the Linux kernel. A local attacker with write permission to a SCSI generic device could use this to cause a denial of service (system crash) or potentially escalate their privileges.

Debian Security Advisory 3354-1

Debian Linux Security Advisory 3354-1 – Frediano Ziglio of Red Hat discovered a race condition flaw in spice’s worker_update_monitors_config() function, leading to a heap-based memory corruption. A malicious user in a guest can take advantage of this flaw to cause a denial of service (QEMU process crash) or, potentially execute arbitrary code on the host with the privileges of the hosting QEMU process.