Summary
Guido Vranken discovered that idna did not properly manage certain inputs,
which could lead to significant resource consumption. An attacker could
possibly use this issue to cause a denial of service.
Fixed packages 5
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 20.04 LTS 20.04:LTS | python-idna | 2.8-1ubuntu0.1 |
| Ubuntu · 22.04 LTS 22.04:LTS | python-idna | 3.3-1ubuntu0.1 |
| Ubuntu · 24.04 LTS 24.04:LTS | python-idna | 3.6-2ubuntu0.1 |
| Ubuntu · Pro 16.04 LTS Pro:16.04:LTS | python-idna | 2.0-3ubuntu0.1~esm1 |
| Ubuntu · Pro 18.04 LTS Pro:18.04:LTS | python-idna | 2.6-1ubuntu0.1~esm1 |
Vulnerabilities 1
-
Medium 6.2CVE-2024-3651 Public exploit
Denial of Service via Quadratic Complexity in kjd/idna
A vulnerability was identified in the kjd/idna library, specifically within the `idna.encode()` function, affecting version 3.6. The issue arises from the function's handling of crafted input strings, which can lead to quadratic complexity and consequently, a…
References
-
report
https://ubuntu.com/security/CVE-2024-3651