[Buildroot] Buildroot 2021.05.1 released

Peter Korsgaard peter at korsgaard.com
Tue Aug 10 09:17:20 UTC 2021


Buildroot is a simple tool for creating complete embedded Linux systems

Buildroot 2021.05.1 is released - Go download it at:




Or get it from Git:


Buildroot 2021.05.1 is a bugfix release, fixing a number of important /
security related issues discovered since the 2021.05 release.

- Toolchain: Disable PIC/PIE for Microblaze (like for NIOS II) as it is
  not currently working.

- binutils: fix linker assert failure on OpenRisc, or1k build
  issue with gcc < 5

- gdb: Enable for NIOS II

- Security fixes for avahi, connman, dovecot, dovecot-pigeonhole, exiv2,
  fail2ban, fetchmail, glibc, go, intel-microcode, libcurl, libgcrypt,
  libkrb5, libmodsecurity, libtasn1, libxmlrpc, linuxptp, mbedtls,
  mosquitto, nodejs, php, putty, python-django, python-urllib3, qpdf,
  redis, rsync, ruby, slirp, spice, squid, suricata, thrift, tor,
  tpm2-tools, wireshark, wolfssl

- Fixes for download/compilation/runtime/license issues in
  arm-trusted-firmware, audit, binutils, busybox, chrony, cryptsetup,
  docker-cli, docker-engine, e2fsprogs, ffmpeg, flac, fluxbox, gawk,
  gcc, gcr, gdb, gdk-pixbuf, gesftpserver, gptfdisk, granite, grub2,
  guile, hdparm, htop, ibrcommon, ibrdtn, ibrdtn-tools, ibridtnd,
  irqbalance, keepalived, kexec-tools, libass, libconfig, libfuse3,
  libgtk3, libgudev, libhtp, libinput, libjson, libkrb5, libloki,
  libndp, libnetfilter-log, libnfnetlink, libnice, libodb, libodb-boost,
  libodb-mysql, libodb-pgsql, libpcap, libqmi, libqrtr-glib, libressl,
  librsvg, libuci, lvm2, mariadb, mesa3d, mono, mpd, mpg123, mpv, nbd,
  netsnmp, nettle, nmap, ntp, openntpd, openpgm, openswan, pango,
  perl-crypt-openssl-rsa, pixman, polkit, postgresql, proxychains-ng,
  python, python-dataproperty, python-pysftp, python3, samba4,
  sane-backends, tcpdump, tftpd, uboot, uboot-tools, wireless-regdb,
  xapp_fonttosfnt, xlib_libX11, xserver_xorg-server

For more details, see the CHANGES file:


Users of the affected packages are strongly encouraged to upgrade.

Many thanks to all the people contributing to this release:

git shortlog -sn 2021.05..
    95  Fabrice Fontaine
    19  Bernd Kuhls
    15  Peter Korsgaard
    10  Thomas Petazzoni
     7  Francois Perrad
     7  Peter Seiderer
     6  Giulio Benetti
     5  Yann E. MORIN
     4  Romain Naour
     3  Baruch Siach
     3  Christian Stewart
     3  James Hilliard
     3  Michael Nosthoff
     3  Thomas De Schampheleire
     3  Titouan Christophe
     2  Adam Duskett
     2  Arnout Vandecappelle (Essensium/Mind)
     2  John Keeping
     1  Alexey Neyman
     1  Andreas Hilse
     1  Andreas Naumann
     1  André Zwing
     1  Andy Shevchenko
     1  Asaf Kahlon
     1  Bruno Marie
     1  Christophe Priouzeau
     1  Daniil Stas
     1  Dario Binacchi
     1  Erico Nunes
     1  Geoff Levand
     1  Gwenhael Goavec-Merou
     1  Heiko Thiery
     1  Herve Codina
     1  Hubert Lacote
     1  José Pekkarinen
     1  Jörg Krause
     1  Kory Maincent
     1  Maxim Kochetkov
     1  Michael Fischer
     1  Mirza Kapetanovic
     1  Petr Vorel
     1  Raphaël Mélotte
     1  Sergey Matyukevich

Bye, Peter Korsgaard

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