Canonical released today new kernel security updates for its Ubuntu 17.10 (Artful Aardvark) and Ubuntu 16.04 LTS (Xenial Xerus) operating system series to address several recently discovered security vulnerabilities.
For Ubuntu 17.10 (Artful Aardvark) users, today’s security update addresses a bug (CVE-2018-8043) in Linux kernel’s Broadcom UniMAC MDIO bus controller driver, which improperly validated device resources, allowing a local attacker to crash the vulnerable system by causing a denial of service (DoS attack).
For Ubuntu 16.04 LTS (Xenial Xerus) users, the security patch fixes a buffer overread vulnerability (CVE-2017-13305) in Linux kernel’s keyring subsystem and an information disclosure vulnerability (CVE-2018-5750) in the … (read more)
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