OpenWrt 21.02.2 Second service release

[Hauke Mehrtens]

Hi,

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.

We recently moved our bugs to GitHub, please report issues over there 
(after checking that nobody else posted the same issue before).

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