CVE-2024-25189

Publication date 8 February 2024

Last updated 13 November 2026

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Description

libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.

Status

Package Ubuntu Release Status
libjwt 26.10 stonking
Not affected
26.04 LTS resolute
Not affected
25.10 questing Ignored end of life, was needs-triage
25.04 plucky Ignored end of life, was needs-triage
24.10 oracular Ignored end of life, was needs-triage
24.04 LTS noble
Not affected
23.10 mantic Ignored end of life, was needed
22.04 LTS jammy
Fixed in 1.10.2-1ubuntu0.22.04.1~esm1
20.04 LTS focal
Fixed in 1.10.2-1ubuntu0.20.04.1~esm1
18.04 LTS bionic
Fixed in 1.9.0-1ubuntu0.1~esm1
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

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Severity score breakdown

CVSS version: CVSS v3.0

Base score 9.8 · Critical

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-9075-1
    • libjwt vulnerability
    • 12 November 2026

Other references

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