AstLinux Project

AstLinux Release:

AstLinux Release Version:	1.5.13
Release Date:	2026-02-28	After over 21 years (2026-03-01), AstLinux is considered deprecated.
Changes:	ChangeLog	New AstLinux installations are no longer recommended.
Asterisk Versions:	18.26.4, 20.18.2
User Documentation:	Documentation	Firmware Repository URL:	Asterisk LTS Series Version

Description:

AstLinux is an open-source Linux x86_64 "Network Appliance Framework". Tools including Asterisk, stateful filtering firewall and VPN support. AstLinux's framework allows integrators and developers to deploy solutions that may be remotely monitored, supported and upgraded using an optimized 60 MB compressed image.

Release Notes:

Changes to supported firmware builds:

Previous 'ast16se' and 'ast18' firmware branches are no longer updated.
New 'ast18se' firmware branch, Asterisk 18.x built --without-pjproject and --without-dahdi
Previous 'ast20' firmware branch, Asterisk 20.x built --with-pjproject and --with-dahdi

AstLinux 1.5.13 Highlights:

Linux Kernel 5.10.249-cip69, security and bug fixes
RUNNIX, version bump to runnix-0.6.25
OpenSSL, version 1.1.1w, security fixes: CVE-2025-68160, CVE-2025-69418, CVE-2025-69419, CVE-2025-69420, CVE-2025-69421, CVE-2026-22795, CVE-2026-22796
libcurl (curl) version bump to 8.17.0
libpng, version bump to 1.6.55, security fixes: CVE-2025-64505, CVE-2025-64506, CVE-2025-64720, CVE-2025-65018, CVE-2025-66293, CVE-2026-22695, CVE-2026-22801, CVE-2026-25646
libsodium, version bump to 1.0.21, security fix
avahi, version 0.6.32, security fixes: CVE-2021-3468, CVE-2023-38469, CVE-2023-38470, CVE-2023-38471, CVE-2023-38472, CVE-2023-38473, CVE-2024-52616, CVE-2024-52615, CVE-2025-68276, CVE-2025-68468, CVE-2025-68471, CVE-2026-24401
expat, version bump to 2.7.4, security fixes: CVE-2026-24515, CVE-2026-25210
fping, version bump to 5.5
iperf3, version bump to 3.20
netsnmp, version 5.9.4, security fix: CVE-2025-68615
pcre2, new package, version 10.47, newer though incompatible API from older pcre
php, version 7.2.34, add security fixes: CVE-2025-14177, CVE-2025-14178, GHSA-www2-q4fc-65wf
sqlite, version bump to 3.51.2
strongSwan, version 5.5.3, security fix: CVE-2025-62291
unbound, version bump to 1.24.2, security fix: CVE-2025-11411
unixodbc, version bump to 2.3.14
ca-certificates, update trusted root certificates 2025-12-02
mac2vendor, oui.txt database snapshot 2026-01-16
Time Zone Database update, tzdata2025c and php-timezonedb-2025.3
Asterisk '18se' (stable edition) version 18.26.4 is the last Asterisk 18.x "Legacy" version, built --without-pjproject and --without-dahdi

Details:

AstLinux's framework includes:

Asterisk 18 or 20: SIP, DAHDI - Voice PBX
Asterisk Operator Panel: FOP2 - optional Add-On Package
Prosody 0.11: XMPP - Presence and Messaging
Linux: Kernel 5.10, Busybox base with iproute2, e2fsprogs and util-linux
VPN Support: WireGuard OpenVPN IPSec VPN
Scripting Languages: bash, php, lua and perl
Web Server: Linux-Lighttpd-SQLite3-PHP
Monitoring: Zabbix SNMP UPS Equipment
IPv4 / IPv6 Router and Stateful Filtering Firewall
DHCP, DNS, TFTP DNS-TLS Proxy NTP and FTP servers
SMTP email forwarding for notifications
Fossil - software configuration management system for local configuration files
LDAP - server for distributing directory information
ODBC - database abstraction layer support for SQLite3
RUNNIX bootloader supporting firmware version management and low level diagnostics
Web interface for administration

Supported 64-bit, x86_64 boards and appliances include:

Intel N150 fanless appliance: Protectli VP2430
Intel N100 fanless appliance: Qotom Q10922H6
Intel Celeron J4125 fanless appliance: Qotom Q750G5
Intel Celeron N3160 fanless appliance: Jetway JBC430U941 / HBJC430U941
Intel Celeron J3160 fanless appliance: Protectli FW4B
Intel Core i3-6100U fanless appliance: Qotom Q530G6
AMD X3421 appliance: HPE MicroServer Gen10
Intel Celeron J1900 fanless appliance: Qotom Q190G4N-S07
Intel Celeron N2930 board: Jetway NF9HG-2930
Intel Atom C2358 fanless appliance: Lanner FW-7525B
Intel Atom D525 fanless appliance: Lanner FW-7541D
AMD GX-412TC board: PC Engines apu2
Generic 64-bit, x86_64 PC Hardware with SATA or NVMe storage and UEFI or Legacy BIOS

Supported 64-bit, x86_64 Mini PCs include:

Intel N100 fanless Mini PC: MeLE QuieterDL
Intel Celeron N4020 fanless Mini PC: MINISFORUM N40
Intel Celeron N3350/N4000 fanless Mini PC: Bmax B1 Plus/Pro

Supported Virtual Machine guest environments include:

Proxmox KVM x86_64 Virtualization: Proxmox VE
Linode Hosted KVM x86_64 Virtualization: Linode KVM
Vultr Hosted KVM x86_64 Virtualization: Vultr KVM
Other x86_64 Virtualization: Hyper-V UTM VirtualBox VMware XenServer