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Security Leftovers

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Security
  • Friday's security updates
  • Critical OpenSSL Patch Available. Patch Now!

    All versions of OpenSSL are vulnerable to CVE-2014-0195, but this vulnerability only affects DTLS clients or servers (look for SSL VPNs... not so much HTTPS).

  • Linux Trojan That Takes Screenshots and Records Audio Has a Windows Brother

    The Linux trojan that spied on users by taking screenshots of their desktop has now a Windows variant, as Kaspersky's security team has found out.

    The trojan, first discovered by Dr.Web and named Linux.Ekocms, and later also identified by Sophos as Linux/Mokes-A, and then by Kaspersky as Backdoor.Linux.Mokes.a, has caused some stir in the Linux community because it was one of the first spyware threats detected in the wild on the platform.

More in Tux Machines

Android Leftovers

Canonical Releases AMD Microcode Updates for All Ubuntu Users to Fix Spectre V2

The Spectre microprocessor side-channel vulnerabilities were publicly disclosed earlier this year and discovered to affect billions of devices made in the past two decades. Unearthed by Jann Horn of Google Project Zero, the second variant (CVE-2017-5715) of the Spectre vulnerability is described as a branch target injection attack. The security vulnerability affects all microprocessors that use branch prediction and speculative execution function, and it can allow unauthorized memory reads via side-channel attacks if the system isn't patched. For example, a local attacker could use it to expose sensitive information, including kernel memory. Read more

PulseAudio 12 Open-Source Sound System Released with AirPlay, A2DP Improvements

Highlights of PulseAudio 12.0 include better latency reporting with the A2DP Bluetooth profile, which also improves A/V sync, more accurate latency reporting on AirPlay devices, the ability to prioritize HDMI output over S/PDIF output, HSP support for more Bluetooth headsets, and the ability to disable input and output on macOS. PulseAudio 12.0 also adds support for Steelseries Arctis 7 USB headset stereo output and Dell's Thunderbolt Dock TB16 speaker jack, a new "dereverb" option that can be used for the Speex echo canceller, a new module-always-source module, better detection of Native Instruments Traktor Audio 6, and improved digital input support for various USB sound cards. Read more

Automatically Change Wallpapers in Linux with Little Simple Wallpaper Changer

Here is a tiny script that automatically changes wallpaper at regular intervals in your Linux desktop. Read more