CVE-2019-18224
published 2019-10-21CVE-2019-18224: 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.
critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
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.
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | libidn2 | < libidn2 2.2.0-1 (bookworm) | libidn2 2.2.0-1 (bookworm) |
| gnu | libidn2 | < 2.1.1 | 2.1.1 |
| gnu | libidn2 | >= 0 < 2.2.0-1 | 2.2.0-1 |
| gnu | libidn2 | >= 0 < 2.2.0-1 | 2.2.0-1 |
| gnu | libidn2 | >= 0 < 2.2.0-1 | 2.2.0-1 |
| gnu | libidn2 | >= 0 < 2.2.0-1 | 2.2.0-1 |
| gnu | libidn2 | >= 0 < 2.0.4-1.1ubuntu0.2 | 2.0.4-1.1ubuntu0.2 |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
osv9.8CRITICAL