Boost 1.64

The Boost C++ libraries have been upgraded to version 1.64. Apart from a number of bugfixes and improvements to existing libraries, this brings a new library compared to Fedora 26, Boost.Process. For more information, see the Boost 1.64 release notes.

GNU C Library 2.26

Fedora 27 ships with version 2.26 of the GNU C Library (glibc). New features include:

  • A per-thread malloc cache has been added that significantly improves the malloc API family of functions on certain multithreaded workloads.

  • Unicode 10.0.0 support for character encodings, character type info, and transliteration tables.

  • Improvements in the DNS stub resolver including runtime detection of changed DNS servers (/etc/resolv.conf changes) and use of those new servers without needing to restart the process.

Security improvements include fixes for the following vulnerabilities: CVE-2017-12132, CVE-2017-1000366, CVE-2010-3192, CVE-2017-12133.

More information about this version of the GNU C Library can be found in the release notes.