CVE-2024-31951

Publication date 7 April 2024

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

In the Opaque LSA Extended Link parser in FRRouting (FRR) through 9.1, there can be a buffer overflow and daemon crash in ospf_te_parse_ext_link for OSPF LSA packets during an attempt to read Segment Routing Adjacency SID subTLVs (lengths are not validated).

Read the notes from the security team

Status

Package Ubuntu Release Status
frr 24.04 LTS noble
Fixed 8.4.4-1.1ubuntu6.1
23.10 mantic
Fixed 8.4.4-1.1ubuntu1.4
22.04 LTS jammy
Fixed 8.1-1ubuntu1.10
20.04 LTS focal
Not affected
quagga 24.04 LTS noble Not in release
23.10 mantic Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected

Notes

sbeattie

the quagga project was renamed to frr

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
frr

References

Related Ubuntu Security Notices (USN)

Other references