Critical Security Update for Trafficserver: DSA-5948-1

trafficserver Updated 02 Oct 2025

Summary

24/06/2025
N/A
Yes i
Unrated
Not published

DSA-5948-1: trafficserver - security update. Affects trafficserver versions < 9.2.5+ds-0+deb12u3. Fixed in 9.2.5+ds-0+deb12u3. How to fix ↓

Free scan

Check if this vulnerability affects your application

Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.

Check my app free

No signup required · Results in about 60 seconds

Upload your dependency manifest or SBOM

Drag & drop your file here or

Java Javascript PHP Python Go Rust Ruby Dart C/C++ Elixir CycloneDX SPDX

Upload a supported dependency manifest or SBOM. No installation or source-code access required.

See supported files and SBOM formats
SBOM sbom.json · bom.json · bom.xml · *.spdx.json · *.cdx.json · *.cdx.xml
Java pom.xml · gradle.lockfile · buildscript-gradle.lockfile
Javascript package-lock.json · yarn.lock · pnpm-lock.yaml
PHP composer.lock
Python poetry.lock · requirements.txt · Pipfile.lock
Go go.mod
Rust Cargo.lock
Ruby Gemfile.lock
Dart pubspec.lock
C/C++ conan.lock
Elixir mix.lock
Enter your work email to receive your report link.

Verify your email to view the full report and start 30 days of continuous monitoring. No credit card required.

Sponsored Devnack Penetration testing for web, API and mobile Manual testing by engineers who build software, not an auditor's checklist. Trusted by teams at Swift and Google Talk to Devnack

Background

Trafficserver is an open-source caching proxy server that accelerates web content delivery and improves performance. It is widely used for its ability to handle large volumes of traffic efficiently. However, like any software, it can have vulnerabilities that may expose it to security risks, necessitating timely updates and patches.

Vulnerability Detail

The vulnerability identified in Trafficserver, referenced as DSA-5948-1, arises from certain security flaws that could potentially allow unauthorized access or manipulation of data. This vulnerability could lead to severe consequences, including data breaches or service disruptions, making it critical for users to address it promptly.

How To Fix

Minimum fixed version

9.2.5+ds-0+deb12u3

This is the first release that contains the fix.

sudo apt-get install --only-upgrade trafficserver

Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →

Workaround

Currently, there are no specific workarounds provided for this vulnerability. The best course of action is to apply the available patch as soon as possible.

Conclusion

In summary, the DSA-5948-1 advisory highlights a critical security vulnerability in Trafficserver that requires immediate attention. Users are strongly encouraged to update to the patched version to safeguard their systems against potential threats.

See every vulnerability recorded for trafficserver →

Share this vulnerability

FAQ

DSA-5948-1 is a security advisory issued for Trafficserver, indicating a critical vulnerability that requires immediate attention.

You can use the Vulert platform to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without needing to sign up.

Failing to update Trafficserver may expose your system to security breaches, data loss, and potential service disruptions due to the identified vulnerabilities.

While there are no specific workarounds available, the best mitigation strategy is to prioritize the update to the patched version as soon as possible.

You can find detailed information about vulnerabilities and updates on the official Debian security advisories page or by using tools like Vulert.

Related vulnerabilities

Recent vulnerabilities recorded for trafficserver.

How To Fix

Minimum fixed version

9.2.5+ds-0+deb12u3

This is the first release that contains the fix.

sudo apt-get install --only-upgrade trafficserver

Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →

Subscribe to Vulert on Telegram
Daily digest of new CVEs, critical and high severity, affected packages and fixes — plus a weekly roundup.
Join the channel →
Help improve this record
Report an issue or send feedback