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Ubuntu 25.10 frr Medium Unapproved Entry Flaw USN-8175-1

ubuntu
Calendar Grey April 16, 2026
Dist Ubuntu Esm H88
Discover the FRR security flaw for Ubuntu, which allows potential unauthorized access to network services.
FRR could allow unintended access to network services.

Summary

FRR could allow unintended access to network services.

Software Description:

- frr: FRRouting suite of internet protocols

Details:

It was discovered that FRR did not correctly handle certain network

requests. A remote attacker could possibly use this issue to gain

unauthorized access to resources.

Topics%20covered

Topics Covered

security advisory unauthorized access remote attack Ubuntu network services frr

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 25.10
  frr                             10.4.1-3ubuntu1.2

Ubuntu 24.04 LTS
  frr                             8.4.4-1.1ubuntu6.6

Ubuntu 22.04 LTS
  frr                             8.1-1ubuntu1.15

Ubuntu 20.04 LTS
  frr                             7.2.1-1ubuntu0.2+esm4
                                  Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-8175-1

CVE-2026-5107

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8175-1

Topics%20covered

Topics Covered

security advisory unauthorized access remote attack Ubuntu network services frr

Package Information

https://launchpad.net/ubuntu/+source/frr/10.4.1-3ubuntu1.2
https://launchpad.net/ubuntu/+source/frr/8.4.4-1.1ubuntu6.6
https://launchpad.net/ubuntu/+source/frr/8.1-1ubuntu1.15

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