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USN-6807-1: FRR vulnerabilities

5 June 2024

FRR could be made to crash or run programs if it received specially crafted network traffic.

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Releases

Packages

  • frr - FRRouting suite of internet protocols

Details

It was discovered that FRR incorrectly handled certain network traffic.
A remote attacker could possibly use this issue to cause FRR to crash,
resulting in a denial of service. (CVE-2022-26126, CVE-2022-26127,
CVE-2022-26128, CVE-2022-26129, CVE-2022-37032, CVE-2022-37035,
CVE-2023-31490, CVE-2023-38406, CVE-2023-38407, CVE-2023-46752,
CVE-2023-46753, CVE-2023-47234, CVE-2023-47235, CVE-2024-31948)

Ben Cartwright-Cox discovered that FRR incorrectly handled certain
network traffic. A remote attacker could possibly use this issue to cause
FRR to crash, resulting in a denial of service. (CVE-2023-38802)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 20.04

After a standard system update you need to restart FRR to make
all the necessary changes.

Related notices

  • USN-5685-1: frr-pythontools, frr-rpki-rtrlib, frr-snmp, frr, frr-doc
  • USN-6498-1: frr-pythontools, frr-rpki-rtrlib, frr-snmp, frr, frr-doc
  • USN-6482-1: quagga-pimd, quagga-ripd, quagga-ripngd, quagga-ospfd, quagga, quagga-doc, quagga-isisd, quagga-bgpd, quagga-ospf6d, quagga-core
  • USN-6481-1: frr-pythontools, frr-rpki-rtrlib, frr-snmp, frr, frr-doc
  • USN-6794-1: frr-pythontools, frr-rpki-rtrlib, frr-snmp, frr, frr-doc
  • USN-6136-1: frr-pythontools, frr-rpki-rtrlib, frr-snmp, frr, frr-doc
  • USN-6323-1: frr-pythontools, frr-rpki-rtrlib, frr-snmp, frr, frr-doc