The OpenWrt community is proud to announce the second service release of OpenWrt 21.02. It fixes security issues, improves device support, and brings a few bug fixes.

Download firmware images via the Firmware Selector or directly from our download servers:

• https://firmware-selector.openwrt.org
• https://downloads.openwrt.org/releases/21.02.2/

Main changes from OpenWrt 21.02.1

Device support

• Support for the following devices was added:
  • Xiaomi AIoT Router AC2350
  • Linksys EA6300 & EA9200
  • Netgear RAXE500
  • TP-Link TL-WA1201 v2
• Minew G1-C: Allow dynamic RAM sizes
• Fix U-Boot hang on lantiq danube-s v1.5 with MX29LV640EB NOR
• TP-Link tl-mr3020-v3: Fix switch topology
• Luxul XWR-3150 LAN: Fix ports numbering
• WD MyBook Live DUO: Fix USB-Port
• Turris Omnia: Use SFP module, if present
• OpenMesh OM5P-AC v2: Fixed device tree

Various fixes and improvements

• Add new rpcapd package
• chmod 1777 /var/lock to follow FHS 3.0 guideline
• netifd: fix deletion of ip tunnels (FS#4058)
• multiple mac80211 backports:
  • Add support Wifi 6 GHz band and HE options in scripts
  • mac80211: fix IBSS/adhoc mode for brcmfmac
• Add ath10k smallbuffers

Core components

• Update Linux kernel from 5.4.154 to 5.4.179
• Update mac80211 from 5.10.68 to 5.10.85
• Update wolfssl from 4.8.1 to 5.1.1
• Update wireless-regdb from 2021.04.21 to 2021.08.28
• Update mt76 from 2021-06-06 to 2021-12-03
• Update busybox from 1.33.1 to 1.33.2
• Update intel-microcode from 20200616 to 20210608
• Update linux-firmware from 20201118 to 20211216
• Update openssl from 1.1.1l to 1.1.1m
• Update mbedtls from 2.16.11 to 2.16.12

Regressions

• Certificate validation fails in wolfssl against some sites especially sites using lets encrypt certificates. This affects for example wget in the default configuration #9283

Known issues

• Some IPv6 packets are dropped when software flow offloading is used: https://bugs.openwrt.org/index.php?do=details&task_id=3373
  • As a workaround, do not activate software flow offloading, it is deactivate by default.

Full release notes and upgrade instructions are available at https://openwrt.org/releases/21.02/notes-21.02.2

In particular, make sure to read the regressions and known issues before upgrading: https://openwrt.org/releases/21.02/notes-21.02.2#known_issues

For a detailed list of all changes since 21.02.1, refer to https://openwrt.org/releases/21.02/changelog-21.02.2

To download the 21.02.2 images, navigate to: https://downloads.openwrt.org/releases/21.02.2/

To stay informed of new OpenWrt releases and security advisories, there are new channels available:

• a low-volume mailing list for important announcements: https://lists.openwrt.org/mailman/listinfo/openwrt-announce
• a dedicated "announcements" section in the forum: https://forum.openwrt.org/c/announcements/14
• other announcement channels (such as RSS feeds) might be added in the future, they will be listed at https://openwrt.org/contact

As always, a big thank you goes to all our active package maintainers, testers, documenters, and supporters.

Sunshine!

The OpenWrt Community