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Affected Component
Analysis
libidn
Exploitable
Name
CVE-2026-57053
Description
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.
Published Date
Updated Date
Workaround
-
Analysis#
Vulnerability Ratings#
4
CVSSv31
2.5
CVSSv31
NaN
other
Others affected components#
Resolved with patches#
libidn (yocto:scarthgap)
#
Title
Author
Resolve
1
Guard against read-out-bounds on some xn-- strings
Simon Josefsson <simon@josefsson.org>
CVE-2026-57053