Firmware update: OpenWrt 21.02.3

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Version 21.02.3 of OpenWrt has been released. OpenWrt is an alternative open source firmware for a large number various routers and embedded devices. By means of the opkg package management system there is the possibility to determine for yourself what the router can and cannot do. Also on GoT there are several people actively involved, see this topic. You can update the version with sysupgrade from the web interface. The main improvements made in this release are listed below.

Security fixes

  • wolfssl: Fix multiple security problems (CVE-2022-25638, CVE-2022-25640)
  • openssl: Fix security problem (CVE-2022-0778)
  • zlib: Backport security fix for a reproducible crash in compressor

Device support

  • Support for the following devices was added:
    • Yuncore XD3200
    • Yuncore A930
    • MikroTik RouterBOARD mAPL-2nD (mAP lite)
  • ramips: Make memory detection more reliable
  • ramips: Fix reboot for remaining 32 MB boards
  • x86: Add pata_sis driver
  • ipTIME mt7620 devices: Fix flash detection
  • Turris Omnia: Improve detection of u-boot environment with U-boot 2021.09
  • Ubiquiti UniFi: Fix label MAC address
  • mvebu: udpu: Fix initramfs booting
  • a20-olinuxino-lime2: Fix Ethernet link detection on
  • TP-Link TL-WR1043ND v4: Fix TPLINK_HWREV field
  • OCEDO Raccoon: Fix link for long cables
  • Ubiquiti UniFi AP Outdoor+: Fix label MAC address
  • TP-Link WPA8630Pv2: Move to ath79-tiny target
  • Improve support for some GPON SFP modules

Various fixes and improvements

  • Fix SSL certificate validation with some sites especially sites using Let’s Encrypt certificates
  • hostapd fixes and improvemnts:
    • fix radius problem due to invalid attributes
    • Expose more data about ubus
  • base-files: Call “sync” after initial setup
  • image builder: Fix broken image generation with external targets

Core components

  • Update Linux kernel from 5.4.179 to 5.4.188
  • Update openssl from 1.1.1m to 1.1.1n
  • Update cypress firmware from 5.4.18-2020_0402 to 5.4.18-2021_0812
  • Update mac80211 from 5.10.85 to 5.10.110
  • Update wolfssl from 5.1.1 to 5.2.0

Version number 21.02.3
Release status Final
Website OpenWrt
License type GPL
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