Critical Security Update for Erlang: Addressing Multiple Vulnerabilities
Summary
DSA-5906-1: erlang - security update. Affects erlang versions < 1:25.2.3+dfsg-1+deb12u1. Fixed in 1:25.2.3+dfsg-1+deb12u1. How to fix ↓
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Background
Erlang is a programming language used to build scalable and fault-tolerant systems, particularly in telecommunications and messaging applications. It is known for its concurrency, distribution, and fault tolerance features, making it a popular choice for developing robust applications. However, recent vulnerabilities have been identified that could potentially compromise the security of systems using this package.
Vulnerability Detail
The vulnerabilities identified in Erlang include CVE-2023-48795, CVE-2025-26618, CVE-2025-30211, and CVE-2025-32433. These vulnerabilities stem from flaws in the package that could allow unauthorized access, data leakage, or denial of service attacks. The ramifications of these vulnerabilities can be severe, affecting the integrity and availability of applications built on Erlang, leading to potential data breaches or service interruptions.
How To Fix
Minimum fixed version
1:25.2.3+dfsg-1+deb12u1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade erlangTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary measure, you can restrict access to the affected services or implement additional security layers, such as firewalls or intrusion detection systems, to mitigate the risk until the package can be updated.
Conclusion
In summary, the identified vulnerabilities in the Erlang package pose significant security risks that must be addressed promptly. Updating to the patched version is crucial to safeguarding applications built on this platform. Utilizing tools like Vulert can help monitor and alert for such vulnerabilities in real-time.
See every vulnerability recorded for erlang →
FAQ
The vulnerabilities include CVE-2023-48795, CVE-2025-26618, CVE-2025-30211, and CVE-2025-32433, each with unique implications for security.
You can use Vulert's playground at Vulert Scanner to check if your application is affected by these vulnerabilities without needing to sign up.
If an immediate update is not possible, consider implementing security measures such as firewalls or restricting access to affected services.
While specific exploits may not be publicly disclosed, the nature of the vulnerabilities suggests potential for unauthorized access and denial of service.
Detailed information can be found in the Debian security advisory DSA-5906-1 and the associated CVE entries.
Related vulnerabilities
Recent vulnerabilities recorded for erlang.
