Canonical released a new Linux kernel security update for users of the Ubuntu 16.04 LTS (Xenial Xerus) operating system series to address several recently discovered vulnerabilities.
The new Linux kernel security update is here to address five security issues discovered by various security researchers in the Linux 4.4 kernel used in the Ubuntu 16.04 LTS (Xenial Xerus) operating system series and official derivatives that aren’t using the Linux 4.15 HWE (Hardware Enablement) kernel from Ubuntu 18.04 LTS (Bionic Beaver).
These include a flaw (CVE-2017-18241) in Linux kernel’s F2FS file system implementation, which incorrectly handled the noflush_merge mount option, and multiple integer overflows (CVE-2018-7740) in the hugetlbfs implementation. Both issues could allow local attackers to crash the vulnerable system… (read more)
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