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Debian GNU/Linux Consultancy
Debian is a free operating system (OS) for your server. An operating system is the set of basic programs and utilities that make your computer run. Debian uses the Linux kernel (the core of an operating system), but most of the basic OS tools come from the GNU project; hence the name GNU/Linux.
We know "The Debian Way". We are literally paving the Debian way so who else could manage your Debian based servers better?
Linux system based solutions
Install, set up and maintain a system based on Debian/GNU Linux.
- Samba PDC (Primary Domain Controller)
- Web server Apache
- PHP
- Rewrite engine
- Reverse proxy
- Web server Caudium
- JSP and servlet container Jakarta Tomcat
- Application server WebSphere, JBoss
- SMTP server
- Qmail
- Postfix
- Exim
- Currier
- POP3, IMAP server
- SQL server
- MySql
- Postgresql
- Firebird
- LDAP slapd
- Streaming server
- Firewall/router (iptables)
- FTP server (Proftpd)
- DNS server (BIND 8/9, djbdns)
- DHCP server
- CVS repository
- SSH OpenSSH + secure tunnels
- Jabber (XMPP)
- Asterisk VoIP
Network Security
- Firewall (iptables)
- IDS SNORT, LIDS
- Nessus Security Scanner
- Network usage monitor NTOP, tcpdump
- VPN solution
- Spam filter and server based email antivirus
Ninja Tux
Managed Web Hosting
At Laposa we can set up and maintain a fully managed secure webserver configured to your needs. Whether you're a small web design house wanting your own hosting or a company after global redundant hosting, we can configure, setup and manage a bespoke solution for your needs.
Office File Server
We have experience with build and long term support large office file servers including Domain Controllers. Central storage space for your company with Windows ACL. Our file server setup includes Time-Machine like backup solution.
Latest Debian Security Advisory
DSA-5902-1 perl - security update
Nathan Mills discovered a heap-based buffer overflow vulnerability in
the implementation of the Perl programming language when transliterating
non-ASCII bytes with tr///, which may result in denial of service, or
potentially the execution of arbitrary code.
<p>
<a href="https://security-tracker.debian.org/tracker/DSA-5902-1">https://security-tracker.debian.org/tracker/DSA-5902-1</a>
DSA-5901-1 mediawiki - security update
Multiple security issues were discovered in MediaWiki, a website engine
for collaborative work, which could result in information disclosure,
cross-site scripting or restriction bypass.
<p>
<a href="https://security-tracker.debian.org/tracker/DSA-5901-1">https://security-tracker.debian.org/tracker/DSA-5901-1</a>
DSA-5900-1 linux - security update
Several vulnerabilities have been discovered in the Linux kernel that
may lead to a privilege escalation, denial of service or information
leaks.
<p>
<a href="https://security-tracker.debian.org/tracker/DSA-5900-1">https://security-tracker.debian.org/tracker/DSA-5900-1</a>
DSA-5899-1 webkit2gtk - security update
The following vulnerabilities have been discovered in the WebKitGTK
web engine:
<p>
CVE-2024-54551
<p>
ajajfxhj discovered that processing web content may lead to a
denial-of-service.
<p>
CVE-2025-24208
<p>
Muhammad Zaid Ghifari and Kalimantan Utara discovered that loading
a malicious iframe may lead to a cross-site scripting attack.
<p>
CVE-2025-24209
<p>
Francisco Alonso and an anonymous researcher discovered that
processing maliciously crafted web content may lead to an
unexpected process crash.
<p>
CVE-2025-24213
<p>
The Google V8 Security Team discovered that a type confusion issue
could lead to memory corruption. Note that this CVE is fixed only
on ARM architectures. x86_64 is not vulnerable, x86 is not
vulnerable when the SSE2 instruction set is enabled; but other
architectures remain vulnerable.
<p>
CVE-2025-24216
<p>
Paul Bakker discovered that processing maliciously crafted web
content may lead to an unexpected Safari crash.
<p>
CVE-2025-24264
<p>
Gary Kwong and an anonymous researcher discovered that processing
maliciously crafted web content may lead to an unexpected crash.
<p>
CVE-2025-30427
<p>
rheza discovered that processing maliciously crafted web content
may lead to an unexpected crash.
<p>
<a href="https://security-tracker.debian.org/tracker/DSA-5899-1">https://security-tracker.debian.org/tracker/DSA-5899-1</a>
DSA-5898-1 chromium - security update
Security issues were discovered in Chromium which could result
in the execution of arbitrary code, denial of service, or information
disclosure.
<p>
<a href="https://security-tracker.debian.org/tracker/DSA-5898-1">https://security-tracker.debian.org/tracker/DSA-5898-1</a>