CVE-2026-26081

Publication date 12 February 2026

Last updated 12 February 2026

Ubuntu priority

Medium

Why this priority?

Description

crash via INITIAL packet for the NEW_TOKEN format

Read the notes from the security team

Status

Package Ubuntu Release Status
haproxy 25.10 questing
Fixed 3.0.12-0ubuntu0.25.10.3
24.04 LTS noble
Not affected
22.04 LTS jammy
Not affected
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected

Notes

mdeslaur

only affects 3.0 and higher

References

Related Ubuntu Security Notices (USN)

    • USN-8036-1
    • HAProxy vulnerability
    • 12 February 2026

Other references