Description
python-jose through 3.3.0 allows attackers to cause a denial of service (resource consumption) during a decode via a crafted JSON Web Encryption (JWE) token with a high compression ratio, aka a "JWT bomb." This is similar to CVE-2024-21319.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 12 | python-jose | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | python-jose | No fix yet | — |
| Ubuntu 22.04 LTS | python-jose | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 15 SP5 | python-python-jose | 3.0.1-bp155.3.6.1 | openSUSE-SU-2024:0149-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | python-cryptography | 3.3.0-3.1 | openSUSE-SU-2024:13928-1 |
| openSUSE Leap 15.5 | python-python-jose | 3.0.1-bp155.3.6.1 | openSUSE-SU-2024:0149-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | python-jose | < 3.4.0 | 3.4.0 | GHSA-cjwg-qfpm-7377 |
Advisories 2
- openSUSE-SU-2024:13928-1 python310-python-jose-3.3.0-3.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:0149-1 Security update for python-python-jose SUSE / openSUSE Security Updates · Feb 4, 2026