Canonical Releases New Kernel Security Update for Ubuntu 16.10, 16.04 and 14.04

After patching six vulnerabilities in the kernel packages of the Ubuntu 17.04 (Zesty Zapus) operating system, Canonical also updated the kernels of the Ubuntu 16.10 (Yakkety Yak), Ubuntu 16.04 LTS (Xenial Xerus) and Ubuntu 14.04 LTS (Trusty Tahr).

Only the kernel packages of the Ubuntu 16.04 LTS and 16.04.1 LTS releases received the most attention in this new update, addressing a stack-based buffer overflow (CVE-2017-7187) issue discovered by Dmitry Vyukov in Linux kernel’s generic SCSI (sg) subsystem, which lets local attackers that had access to an sg device to crash the affected system or execute random code.

The second vulnerability (CVE-2017-7261) is a NULL pointer dereference discovere… (read more)

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