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Alerts This Week
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Debian LTS: DLA-4215-1 Critical: ublock-origin Denial-of-Service

debian lts
Calendar Grey June 11, 2025
Dist Debian Esm H88
A distant intruder might take advantage of a vulnerability in the ublock-origin extension, resulting in a Denial of Service attack. It is advisable to update promptly to reduce this threat.
A flaw was found in ublock-origin, a lightweight and efficient ads, malware, trackers blocker
Topics%20covered

Topics Covered

security advisory update debian web browser denial-of-service malware blocker

Summary

For Debian 11 bullseye, this problem has been fixed in version
1.62.0+dfsg-0+deb11u1.

We recommend that you upgrade your ublock-origin packages.

For the detailed security status of ublock-origin please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/ublock-origin

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS


Severity
critical
Lowest
Low
Medium
High
Critical

Package: ublock-origin
Version: 1.62.0+dfsg-0+deb11u1
CVE ID: CVE-2025-4215
Debian Bug: 1104635

Topics%20covered

Topics Covered

security advisory update debian web browser denial-of-service malware blocker

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