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Alerts This Week
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Debian OpenVPN Significant Denial of Service Packet Exposure DSA-6289-1

debian
Calendar Grey May 21, 2026
Debian Logo
OpenVPN on Debian fixed issues with denial of service and packet leak risks in version 2.6.14-0+deb12u1. Update now!
Two security vulnerabilities were discovered in OpenVPN, which could result in denial of service or a leak of packet data from a previous handshake
Topics%20covered

Topics Covered

security advisory denial of service debian important openvpn packet leak

Summary

For the oldstable distribution (bookworm), these problems have been fixed
in version 2.6.14-0+deb12u1.

For the stable distribution (trixie), these problems have been fixed in
version 2.6.14-1+deb13u2.

We recommend that you upgrade your openvpn packages.

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

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



Severity
important
Lowest
Low
Medium
High
Critical

Package: openvpn
CVE ID: CVE-2026-35058 CVE-2026-40215

Topics%20covered

Topics Covered

security advisory denial of service debian important openvpn packet leak

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