medium4.0
CVE-2026-57053
GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode APIs because of mishandling in idna_to_unicode_internal.
Impact
GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode APIs because of mishandling in idna_to_unicode_internal. The affected code is not present in libidn2.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Gnu | Libidn | from 0.1.15 before 1.44 |