Debian/libidn: low 2.5
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.
Action: Upgrade libidn to 1.44-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.44-1 | - |
Fixed versions
| 1.44-1 |
Sources
- osv: DEBIAN-CVE-2026-57053#Debian:14/libidn
- https://security-tracker.debian.org/tracker/CVE-2026-57053
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