PC / Tech. > LWN.net
Saturday December 29, 2018. 10:13 PM
The 4.19.13, 4.14.91, and 4.9.148 stable kernels have all been released; each contains another set of important fixes.
Friday December 28, 2018. 05:58 PM
Most processors spend a great deal of their time doing nothing, waiting for devices and timer interrupts. In these cases, they can switch to idle modes that shut down parts of their internal circuitry, especially stopping certain clocks. This lowers power consumption...
Security updates have been issued by Debian (libphp-phpmailer), Fedora (mosquitto and tinc), and Mageia (ruby-i18n and tcpdump).
Thursday December 27, 2018. 06:03 PM
Kees Cook summarizes the security-related improvements in the 4.20 kernel. 'Enabling CONFIG_GCC_PLUGIN_STACKLEAK=y means almost all uninitialized variable flaws go away, with only a very minor performance hit (it appears to be under 1% for most workloads). It’s still...
Security updates have been issued by Debian (ghostscript, graphicsmagick, libarchive, libsndfile, libvncserver, ruby-sanitize, and wireshark), Fedora (mosquitto and tinc), Mageia (monit, sqlite3, and thunderbird), and SUSE (openssl).
Tuesday December 25, 2018. 05:30 PM
Security updates have been issued by Debian (libextractor and nagios3) and Fedora (adplug, mingw-podofo, and podofo).
Monday December 24, 2018. 04:46 PM
Security updates have been issued by CentOS (firefox), Debian (ghostscript, libarchive, openjpeg2, and sqlite3), Fedora (krb5, mariadb, mariadb-connector-c, mingw-openjpeg2, openjpeg2, phpMyAdmin, python-lxml, spatialite-tools, sqlite, and squid), Mageia (kernel), openSUSE...
Linus has released 4.20 as expected. 'Let's face it, last week wasn't quite as quiet as I would have hoped for, but there really doesn't seem to be any point to delay 4.20 because everybody is already taking a break.' Some of the headline features in 4.20 include network...
Friday December 21, 2018. 11:56 PM
This year's holiday gifts will include the 4.20 kernel; that can only mean that it is time for another look at where the code going into this release has come from. This development cycle was typically busy and brought a lot of new code into the kernel. There are some new...
Greg Kroah-Hartman has announced the release of five new stable kernels: 4.19.12, 4.14.90, 4.9.147, 4.4.169, and 3.18.131. As usual, these contain important fixes throughout the tree; users of those series should upgrade.
Security updates have been issued by Debian (libapache-mod-jk, libav, and netatalk), Fedora (kernel-headers, kernel-tools, and phpMyAdmin), Gentoo (go), Mageia (netty, jctools, php, and phpmyadmin), openSUSE (keepalived), Scientific Linux (ntp), SUSE (enigmail,...
Thursday December 20, 2018. 10:27 PM
The kernel's live-patching (KLP) mechanism can apply a wide variety of fixes to a running kernel but, at a first glance, the sort of highly intrusive changes needed to address vulnerabilities like Meltdown or L1TF would not seem like likely candidates for live patches. The...
Security updates have been issued by CentOS (ntp), Debian (openssl1.0), openSUSE (salt), Oracle (firefox, ghostscript, and ntp), Red Hat (ntp), and SUSE (bluez, git, libnettle, ovmf, and tiff).
The LWN.net Weekly Edition for December 20, 2018 is available.
Wednesday December 19, 2018. 10:56 PM
The December 20 LWN.net Weekly Edition is the final one for the year; as usual, we will be taking the last week of the year off for a brief rest. LWN, which is about to conclude its 21st year of publication, has had the time to build up some traditions, one of which is a...
Stable kernel 4.19.11 has been released with some important fixes; users should upgrade.
A year-old bug in Kubernetes was the topic of a talk given by Michelle Au and Jan Šafránek at KubeCon + CloudNativeCon North America, which was held mid-December in Seattle. In the talk, they looked at the details of the bug and the response from the Kubernetes product...
Security updates have been issued by CentOS (ghostscript), Fedora (ansible and wireshark), openSUSE (go1.11, pdns, and pdns-recursor), Oracle (firefox), Red Hat (java-1.8.0-ibm), Scientific Linux (firefox), and SUSE (crash, libqt5-qtbase, perl, and qemu).
Tuesday December 18, 2018. 09:01 PM
Back in late October, when we looked in on the Python governance question, which came about due to the resignation of Guido van Rossum, things seemed to be mostly set for a vote in late November. There were six Python Enhancement Proposals (PEPs) under consideration that...
HardenedBSD has released version 12 of its security-enhanced fork of FreeBSD. Improvements in this release include Non-Cross-DSO Control-Flow Integrity (CFI) for applications on amd64 and arm64; jailed bhyve; per-jail toggles for unprivileged process debugging; Spectre v2...
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