Critical Vulnerability in Linux Package Across Debian Versions

linux Updated 22 Oct 2026

Summary

15/08/2026
N/A
No i
Unrated
Not published

DEBIAN-CVE-2026-74388: ... Affects linux versions 5.10.103-1 – 7.2~rc7-1~exp1. No fix is published. 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 Your last release was probably never penetration tested Manual testing by engineers who build software, not an auditor's checklist. Trusted by teams at Swift and Google Talk to Devnack

Background

The Linux package is a core component of the Debian operating system, providing essential functionalities for system operations and hardware management. It is widely used across various Debian distributions, including Bullseye, Bookworm, Trixie, and Forky. This package is crucial for system stability and performance, making it a prime target for vulnerabilities that could compromise system security.

Vulnerability Detail

CVE-2026-74388 is a critical vulnerability affecting the Linux package across multiple Debian versions. This vulnerability originates from a flaw in the kernel that could allow unauthorized access or manipulation of system resources. The ramifications of this vulnerability are severe, potentially leading to system crashes, unauthorized data access, or exploitation by malicious actors. It is essential to address this vulnerability promptly to maintain system integrity and security.

How To Fix

No fixed version is published for this vulnerability.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Workaround

Currently, there are no specific workarounds mentioned for this vulnerability. It is highly recommended to apply the patch as soon as it becomes available to mitigate any risks associated with this vulnerability.

Conclusion

CVE-2026-74388 represents a significant security risk for users of the Linux package across various Debian distributions. Promptly updating to the patched version is essential to safeguard against potential exploits. Users are encouraged to utilize tools like Vulert for ongoing monitoring of vulnerabilities in their software.

See every vulnerability recorded for linux →

Share this vulnerability

FAQ

CVE-2026-74388 is a critical vulnerability in the Linux package affecting multiple Debian distributions, which could lead to unauthorized access and system instability.

The vulnerability affects Debian versions 11 (Bullseye), 12 (Bookworm), 13 (Trixie), and 14 (Forky).

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 requiring any signup.

While there are no specific workarounds available, it is crucial to prioritize updating the package to mitigate risks associated with the vulnerability.

It is recommended to regularly check for vulnerabilities and updates, ideally on a weekly basis, to ensure your system remains secure.

Related vulnerabilities

Recent vulnerabilities recorded for linux.

How To Fix

No fixed version is published for this vulnerability.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. 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