# idn2 2.0.4-1.1ubuntu0.2: idn2 2.0.4-1.1ubuntu0.2 for Ubuntu 18.04.6 LTS (bionic)

idn2 2.0.4-1.1ubuntu0.2, released October 22, 2019, fixes 2 CVEs in idn2. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-bionic-idn2-2.0.4-1.1ubuntu0.2
- Platform: Linux
- Released: Oct 22, 2019
- Priority: Routine (Closes 2 CVEs, none high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [idn2](https://patchblox.com/security/data/product/linux/idn2.md) | Ubuntu 18.04.6 LTS (bionic) | 2.0.4-1.1ubuntu0.2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2019-18224](https://patchblox.com/security/data/cve/CVE-2019-18224.md) | Routine | idn2: idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string. | 5.6 | 0.0371 |  |
| [CVE-2019-12290](https://patchblox.com/security/data/cve/CVE-2019-12290.md) | Routine | idn2: GNU libidn2 before 2.2.0 fails to perform the roundtrip checks specified in RFC3490 Section 4.2 when converting A-lab... | n/a | 0.0323 |  |

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