Canonical announced the availability of an updated kernel patch for all supported Ubuntu Linux releases, addressing a security vulnerability discovered recently in the upstream Linux kernel.The security issue affects the Ubuntu 14.04 LTS (Trusty Tahr) and Ubuntu 16.10 (Yakkety Yak) operating systems, as well as all of their derivatives, including Xubuntu, Lubuntu, Kubuntu, Ubuntu MATE, Ubuntu GNOME, Ubuntu Studio, Ubuntu Kylin, Ubuntu Budgie, and Ubuntu Server.
The issue appears to have been discovered by Alexander Popov in Linux kernel's SCTP (Stream Control Transmission Protocol) implementation as a race condition that could allow a local attacker to crash the system by causing a denial of service (DoS).
"Alexander Popov discovered that a race condition existed in the Stream Control Transmission Protocol (SCTP) implementation in the Linux kernel. A local attacker could use this to cause a denial of service (system crash)," reads the respective read more)
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